131113232220000 has 120 divisors (see below), whose sum is σ = 430077624524856. Its totient is φ = 34963528576000.

The previous prime is 131113232219987. The next prime is 131113232220013. The reversal of 131113232220000 is 22232311131.

It is an interprime number because it is at equal distance from previous prime (131113232219987) and next prime (131113232220013).

It is a tau number, because it is divible by the number of its divisors (120).

It is a super-2 number, since 2×131113232220000² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1092550269 + ... + 1092670268.

Almost surely, 2^{131113232220000} is an apocalyptic number.

131113232220000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131113232220000 is an abundant number, since it is smaller than the sum of its proper divisors (298964392304856).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

131113232220000 is an equidigital number, since it uses as much as digits as its factorization.

131113232220000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2185220570 (or 2185220547 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 131113232220000 its reverse (22232311131), we get a palindrome (131135464531131).

The spelling of 131113232220000 in words is "one hundred thirty-one trillion, one hundred thirteen billion, two hundred thirty-two million, two hundred twenty thousand".