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10020222211020 = 2235793799125693
BaseRepresentation
bin1001000111010000001111…
…0010010001001111001100
31022110220221111220000021220
42101310003302101033030
52303132403341223040
633151120533123340
72052636306323610
oct221640362211714
938426844800256
1010020222211020
11321360923650a
121159ba0189550
13578b97896068
14268da4b39340
151259b04542d0
hex91d03c913cc

10020222211020 has 192 divisors, whose sum is σ = 32132572717056. Its totient is φ = 2285494548480.

The previous prime is 10020222210959. The next prime is 10020222211037. The reversal of 10020222211020 is 2011222202001.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 389985294 + ... + 390010986.

It is an arithmetic number, because the mean of its divisors is an integer number (167357149568).

Almost surely, 210020222211020 is an apocalyptic number.

10020222211020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10020222211020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16066286358528).

10020222211020 is an abundant number, since it is smaller than the sum of its proper divisors (22112350506036).

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

10020222211020 is a wasteful number, since it uses less digits than its factorization.

10020222211020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27640 (or 27638 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 10020222211020 its reverse (2011222202001), we get a palindrome (12031444413021).

The spelling of 10020222211020 in words is "ten trillion, twenty billion, two hundred twenty-two million, two hundred eleven thousand, twenty".