131101111499 has 2 divisors, whose sum is σ = 131101111500. Its totient is φ = 131101111498.

The previous prime is 131101111423. The next prime is 131101111529. The reversal of 131101111499 is 994111101131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 131101111499 - 2¹⁶ = 131101045963 is a prime.

It is not a weakly prime, because it can be changed into another prime (131101116499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65550555749 + 65550555750.

It is an arithmetic number, because the mean of its divisors is an integer number (65550555750).

Almost surely, 2^131101111499 is an apocalyptic number.

131101111499 is a deficient number, since it is larger than the sum of its proper divisors (1).

131101111499 is an equidigital number, since it uses as much as digits as its factorization.

131101111499 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 32.

The spelling of 131101111499 in words is "one hundred thirty-one billion, one hundred one million, one hundred eleven thousand, four hundred ninety-nine".