131122012000100 has 72 divisors (see below), whose sum is σ = 310404555753600. Its totient is φ = 47680271913600.

The previous prime is 131122012000051. The next prime is 131122012000229. The reversal of 131122012000100 is 1000210221131.

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, 126289886 + ... + 127323914.

Almost surely, 2^{131122012000100} is an apocalyptic number.

131122012000100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131122012000100 is an abundant number, since it is smaller than the sum of its proper divisors (179282543753500).

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

131122012000100 is a wasteful number, since it uses less digits than its factorization.

131122012000100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1149333 (or 1149326 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 131122012000100 its reverse (1000210221131), we get a palindrome (132122222221231).

The spelling of 131122012000100 in words is "one hundred thirty-one trillion, one hundred twenty-two billion, twelve million, one hundred", and thus it is an aban number.