25303023122 has 16 divisors (see below), whose sum is σ = 40879847232. Its totient is φ = 11676680400.

The previous prime is 25303023059. The next prime is 25303023139. The reversal of 25303023122 is 22132030352.

It is a super-2 number, since 2×25303023122² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131747 + ... + 260697.

It is an arithmetic number, because the mean of its divisors is an integer number (2554990452).

Almost surely, 2^25303023122 is an apocalyptic number.

25303023122 is a deficient number, since it is larger than the sum of its proper divisors (15576824110).

25303023122 is a wasteful number, since it uses less digits than its factorization.

25303023122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136513.

The product of its (nonzero) digits is 2160, while the sum is 23.

Adding to 25303023122 its reverse (22132030352), we get a palindrome (47435053474).

The spelling of 25303023122 in words is "twenty-five billion, three hundred three million, twenty-three thousand, one hundred twenty-two".