131122224004425 has 24 divisors (see below), whose sum is σ = 216868124745120. Its totient is φ = 69906246009600.

The previous prime is 131122224004397. The next prime is 131122224004469. The reversal of 131122224004425 is 524400422221131.

It is not a de Polignac number, because 131122224004425 - 2²⁰ = 131122222955849 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 319878720 + ... + 320288369.

It is an arithmetic number, because the mean of its divisors is an integer number (9036171864380).

Almost surely, 2^{131122224004425} is an apocalyptic number.

131122224004425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

131122224004425 is a deficient number, since it is larger than the sum of its proper divisors (85745900740695).

131122224004425 is a wasteful number, since it uses less digits than its factorization.

131122224004425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 640169833 (or 640169828 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 33.

Adding to 131122224004425 its reverse (524400422221131), we get a palindrome (655522646225556).

The spelling of 131122224004425 in words is "one hundred thirty-one trillion, one hundred twenty-two billion, two hundred twenty-four million, four thousand, four hundred twenty-five".