124001122201025 has 72 divisors (see below), whose sum is σ = 161970986318400. Its totient is φ = 94160872080000.

The previous prime is 124001122201007. The next prime is 124001122201087. The reversal of 124001122201025 is 520102221100421.

It is a de Polignac number, because none of the positive numbers 2^k-124001122201025 is a prime.

It is a super-2 number, since 2×124001122201025² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1939030751 + ... + 1939094699.

It is an arithmetic number, because the mean of its divisors is an integer number (2249597032200).

Almost surely, 2^{124001122201025} is an apocalyptic number.

It is an amenable number.

124001122201025 is a deficient number, since it is larger than the sum of its proper divisors (37969864117375).

124001122201025 is a wasteful number, since it uses less digits than its factorization.

124001122201025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65127 (or 65099 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 23.

Adding to 124001122201025 its reverse (520102221100421), we get a palindrome (644103343301446).

The spelling of 124001122201025 in words is "one hundred twenty-four trillion, one billion, one hundred twenty-two million, two hundred one thousand, twenty-five".