123475651201 has 12 divisors (see below), whose sum is σ = 143743913280. Its totient is φ = 105755977320.

The previous prime is 123475651181. The next prime is 123475651207. The reversal of 123475651201 is 102156574321.

It is not a de Polignac number, because 123475651201 - 2¹¹ = 123475649153 is a prime.

It is a super-2 number, since 2×123475651201² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123475651207) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 890605 + ... + 1019866.

It is an arithmetic number, because the mean of its divisors is an integer number (11978659440).

Almost surely, 2^123475651201 is an apocalyptic number.

It is an amenable number.

123475651201 is a deficient number, since it is larger than the sum of its proper divisors (20268262079).

123475651201 is a wasteful number, since it uses less digits than its factorization.

123475651201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1911804 (or 1911797 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 37.

The spelling of 123475651201 in words is "one hundred twenty-three billion, four hundred seventy-five million, six hundred fifty-one thousand, two hundred one".