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23011112302 = 279229145219
BaseRepresentation
bin10101011011100100…
…011011010101101110
32012101200110121210121
4111123210123111232
5334111321043202
614323211555154
71443144140653
oct253344332556
965350417717
1023011112302
11983919a292
12456245baba
1322294800a9
141184181c2a
158ea2a7537
hex55b91b56e

23011112302 has 8 divisors (see below), whose sum is σ = 34517341800. Its totient is φ = 11505331704.

The previous prime is 23011112227. The next prime is 23011112339. The reversal of 23011112302 is 20321111032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×230111123022 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85849 + ... + 231067.

It is an arithmetic number, because the mean of its divisors is an integer number (4314667725).

Almost surely, 223011112302 is an apocalyptic number.

23011112302 is a deficient number, since it is larger than the sum of its proper divisors (11506229498).

23011112302 is a wasteful number, since it uses less digits than its factorization.

23011112302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224450.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 23011112302 its reverse (20321111032), we get a palindrome (43332223334).

The spelling of 23011112302 in words is "twenty-three billion, eleven million, one hundred twelve thousand, three hundred two".

Divisors: 1 2 79229 145219 158458 290438 11505556151 23011112302