131002322001 has 16 divisors (see below), whose sum is σ = 178720062720. Its totient is φ = 85327894800.

The previous prime is 131002321991. The next prime is 131002322029. The reversal of 131002322001 is 100223200131.

It is not a de Polignac number, because 131002322001 - 2¹¹ = 131002319953 is a prime.

It is not an unprimeable number, because it can be changed into a prime (131002322081) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2241475 + ... + 2299176.

It is an arithmetic number, because the mean of its divisors is an integer number (11170003920).

Almost surely, 2^131002322001 is an apocalyptic number.

It is an amenable number.

131002322001 is a deficient number, since it is larger than the sum of its proper divisors (47717740719).

131002322001 is a wasteful number, since it uses less digits than its factorization.

131002322001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4540876.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 131002322001 its reverse (100223200131), we get a palindrome (231225522132).

The spelling of 131002322001 in words is "one hundred thirty-one billion, two million, three hundred twenty-two thousand, one".