122625230565 has 16 divisors (see below), whose sum is σ = 196387073856. Its totient is φ = 65337888000.

The previous prime is 122625230543. The next prime is 122625230579. The reversal of 122625230565 is 565032526221.

It is not a de Polignac number, because 122625230565 - 2⁸ = 122625230309 is a prime.

It is a super-2 number, since 2×122625230565² (a number of 23 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 15 ways as a sum of consecutive naturals, for example, 3873396 + ... + 3904925.

It is an arithmetic number, because the mean of its divisors is an integer number (12274192116).

Almost surely, 2^122625230565 is an apocalyptic number.

122625230565 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

122625230565 is a deficient number, since it is larger than the sum of its proper divisors (73761843291).

122625230565 is a wasteful number, since it uses less digits than its factorization.

122625230565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7779380.

The product of its (nonzero) digits is 216000, while the sum is 39.

Adding to 122625230565 its reverse (565032526221), we get a palindrome (687657756786).

The spelling of 122625230565 in words is "one hundred twenty-two billion, six hundred twenty-five million, two hundred thirty thousand, five hundred sixty-five".