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2231030213230 = 257132451681553
BaseRepresentation
bin100000011101110011110…
…000110110101001101110
321220021200022221200201011
4200131303300312221232
5243023122213310410
64424530544135434
7320121002626030
oct40356360665156
97807608850634
102231030213230
117901a1435505
1230047b60757a
13132501503860
1479da7b4dc50
153d07a72918a
hex20773c36a6e

2231030213230 has 32 divisors (see below), whose sum is σ = 4942590012864. Its totient is φ = 706084286976.

The previous prime is 2231030213213. The next prime is 2231030213233. The reversal of 2231030213230 is 323120301322.

It is a super-3 number, since 3×22310302132303 (a number of 38 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2231030213233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1225839867 + ... + 1225841686.

It is an arithmetic number, because the mean of its divisors is an integer number (154455937902).

Almost surely, 22231030213230 is an apocalyptic number.

2231030213230 is an abundant number, since it is smaller than the sum of its proper divisors (2711559799634).

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

2231030213230 is a wasteful number, since it uses less digits than its factorization.

2231030213230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2451681580.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 2231030213230 its reverse (323120301322), we get a palindrome (2554150514552).

The spelling of 2231030213230 in words is "two trillion, two hundred thirty-one billion, thirty million, two hundred thirteen thousand, two hundred thirty".

Divisors: 1 2 5 7 10 13 14 26 35 65 70 91 130 182 455 910 2451681553 4903363106 12258407765 17161770871 24516815530 31871860189 34323541742 63743720378 85808854355 159359300945 171617708710 223103021323 318718601890 446206042646 1115515106615 2231030213230