131002000131121 has 64 divisors (see below), whose sum is σ = 164360145600000. Its totient is φ = 101807709696000.

The previous prime is 131002000131103. The next prime is 131002000131133. The reversal of 131002000131121 is 121131000200131.

It is a happy number.

It is not a de Polignac number, because 131002000131121 - 2⁹ = 131002000130609 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 131002000131095 and 131002000131104.

It is not an unprimeable number, because it can be changed into a prime (131002000131421) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9472984635 + ... + 9472998463.

It is an arithmetic number, because the mean of its divisors is an integer number (2568127275000).

Almost surely, 2^{131002000131121} is an apocalyptic number.

It is an amenable number.

131002000131121 is a deficient number, since it is larger than the sum of its proper divisors (33358145468879).

131002000131121 is a wasteful number, since it uses less digits than its factorization.

131002000131121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19882.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 131002000131121 its reverse (121131000200131), we get a palindrome (252133000331252).

The spelling of 131002000131121 in words is "one hundred thirty-one trillion, two billion, one hundred thirty-one thousand, one hundred twenty-one".