131001002311201 has 4 divisors (see below), whose sum is σ = 142910184339504. Its totient is φ = 119091820282900.

The previous prime is 131001002311189. The next prime is 131001002311297. The reversal of 131001002311201 is 102113200100131.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 131001002311201 - 2²⁵ = 131000968756769 is a prime.

It is a super-2 number, since 2×131001002311201² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131001002311601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5954591014135 + ... + 5954591014156.

It is an arithmetic number, because the mean of its divisors is an integer number (35727546084876).

Almost surely, 2^{131001002311201} is an apocalyptic number.

131001002311201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

131001002311201 is a deficient number, since it is larger than the sum of its proper divisors (11909182028303).

131001002311201 is a wasteful number, since it uses less digits than its factorization.

131001002311201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11909182028302.

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

Adding to 131001002311201 its reverse (102113200100131), we get a palindrome (233114202411332).

The spelling of 131001002311201 in words is "one hundred thirty-one trillion, one billion, two million, three hundred eleven thousand, two hundred one".