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2101123231332 = 22317191823297359
BaseRepresentation
bin11110100100110100101…
…101000010111001100100
321102212100220001020221020
4132210310231002321210
5233411100021400312
64245124230451140
7304541535534336
oct36446455027144
97385326036836
102101123231332
11740099319244
1229b265b03ab0
1312319a999928
14739a2b79456
15399c5b3b78c
hex1e934b42e64

2101123231332 has 96 divisors (see below), whose sum is σ = 5467237171200. Its totient is φ = 624137789952.

The previous prime is 2101123231301. The next prime is 2101123231373. The reversal of 2101123231332 is 2331323211012.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6917269 + ... + 7214627.

It is an arithmetic number, because the mean of its divisors is an integer number (56950387200).

Almost surely, 22101123231332 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2101123231332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2733618585600).

2101123231332 is an abundant number, since it is smaller than the sum of its proper divisors (3366113939868).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2101123231332 is a wasteful number, since it uses less digits than its factorization.

2101123231332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299225 (or 299223 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 2101123231332 its reverse (2331323211012), we get a palindrome (4432446442344).

The spelling of 2101123231332 in words is "two trillion, one hundred one billion, one hundred twenty-three million, two hundred thirty-one thousand, three hundred thirty-two".

Divisors: 1 2 3 4 6 12 17 19 34 38 51 57 68 76 102 114 204 228 323 646 969 1292 1823 1938 3646 3876 5469 7292 10938 21876 30991 34637 61982 69274 92973 103911 123964 138548 185946 207822 297359 371892 415644 588829 594718 892077 1177658 1189436 1766487 1784154 2355316 3532974 3568308 5055103 5649821 7065948 10110206 11299642 15165309 16949463 20220412 22599284 30330618 33898926 60661236 67797852 96046957 192093914 288140871 384187828 542085457 576281742 1084170914 1152563484 1626256371 2168341828 3252512742 6505025484 9215452769 10299623683 18430905538 20599247366 27646358307 30898871049 36861811076 41198494732 55292716614 61797742098 110585433228 123595484196 175093602611 350187205222 525280807833 700374410444 1050561615666 2101123231332