131311100201023 has 4 divisors (see below), whose sum is σ = 131357287717128. Its totient is φ = 131264912684920.

The previous prime is 131311100200981. The next prime is 131311100201059. The reversal of 131311100201023 is 320102001113131.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 131311100201023 - 2⁴¹ = 129112076945471 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131311100201063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23093753788 + ... + 23093759473.

It is an arithmetic number, because the mean of its divisors is an integer number (32839321929282).

Almost surely, 2^{131311100201023} is an apocalyptic number.

131311100201023 is a deficient number, since it is larger than the sum of its proper divisors (46187516105).

131311100201023 is an equidigital number, since it uses as much as digits as its factorization.

131311100201023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46187516104.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 131311100201023 its reverse (320102001113131), we get a palindrome (451413101314154).

The spelling of 131311100201023 in words is "one hundred thirty-one trillion, three hundred eleven billion, one hundred million, two hundred one thousand, twenty-three".