131333100131 has 2 divisors, whose sum is σ = 131333100132. Its totient is φ = 131333100130.

The previous prime is 131333100103. The next prime is 131333100137. The reversal of 131333100131 is 131001333131.

It is a strong prime.

It is an emirp because it is prime and its reverse (131001333131) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131333100131 is a prime.

It is a super-2 number, since 2×131333100131² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (131333100137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65666550065 + 65666550066.

It is an arithmetic number, because the mean of its divisors is an integer number (65666550066).

Almost surely, 2^131333100131 is an apocalyptic number.

131333100131 is a deficient number, since it is larger than the sum of its proper divisors (1).

131333100131 is an equidigital number, since it uses as much as digits as its factorization.

131333100131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 243, while the sum is 20.

Adding to 131333100131 its reverse (131001333131), we get a palindrome (262334433262).

The spelling of 131333100131 in words is "one hundred thirty-one billion, three hundred thirty-three million, one hundred thousand, one hundred thirty-one".