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22321102404 = 22371109240353
BaseRepresentation
bin10100110010011100…
…001111111001000100
32010121121002111011110
4110302130033321010
5331203200234104
614130522405020
71420065145206
oct246234177104
963547074143
1022321102404
119514753677
1243ab360770
13214952ac03
14111a688776
158a9909e89
hex53270fe44

22321102404 has 48 divisors (see below), whose sum is σ = 53300903040. Its totient is φ = 7268244480.

The previous prime is 22321102387. The next prime is 22321102409. The reversal of 22321102404 is 40420112322.

It is a super-3 number, since 3×223211024043 (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (22321102409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27309 + ... + 213044.

It is an arithmetic number, because the mean of its divisors is an integer number (1110435480).

Almost surely, 222321102404 is an apocalyptic number.

It is an amenable number.

22321102404 is an abundant number, since it is smaller than the sum of its proper divisors (30979800636).

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

22321102404 is a wasteful number, since it uses less digits than its factorization.

22321102404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240540 (or 240538 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 22321102404 its reverse (40420112322), we get a palindrome (62741214726).

The spelling of 22321102404 in words is "twenty-two billion, three hundred twenty-one million, one hundred two thousand, four hundred four".

Divisors: 1 2 3 4 6 12 71 109 142 213 218 284 327 426 436 654 852 1308 7739 15478 23217 30956 46434 92868 240353 480706 721059 961412 1442118 2884236 17065063 26198477 34130126 51195189 52396954 68260252 78595431 102390378 104793908 157190862 204780756 314381724 1860091867 3720183734 5580275601 7440367468 11160551202 22321102404