131222343321124 has 24 divisors (see below), whose sum is σ = 254622192261696. Its totient is φ = 58668707892000.

The previous prime is 131222343321053. The next prime is 131222343321133. The reversal of 131222343321124 is 421123343222131.

It is a self number, because there is not a number n which added to its sum of digits gives 131222343321124.

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, 24445292272 + ... + 24445297639.

It is an arithmetic number, because the mean of its divisors is an integer number (10609258010904).

Almost surely, 2^{131222343321124} is an apocalyptic number.

It is an amenable number.

131222343321124 is a deficient number, since it is larger than the sum of its proper divisors (123399848940572).

131222343321124 is a wasteful number, since it uses less digits than its factorization.

131222343321124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48890589987 (or 48890589985 counting only the distinct ones).

The product of its digits is 41472, while the sum is 34.

Adding to 131222343321124 its reverse (421123343222131), we get a palindrome (552345686543255).

The spelling of 131222343321124 in words is "one hundred thirty-one trillion, two hundred twenty-two billion, three hundred forty-three million, three hundred twenty-one thousand, one hundred twenty-four".