131012030111 has 2 divisors, whose sum is σ = 131012030112. Its totient is φ = 131012030110.

The previous prime is 131012030099. The next prime is 131012030147. The reversal of 131012030111 is 111030210131.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 131012030111 - 2³⁰ = 129938288287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131012030311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65506015055 + 65506015056.

It is an arithmetic number, because the mean of its divisors is an integer number (65506015056).

Almost surely, 2^131012030111 is an apocalyptic number.

131012030111 is a deficient number, since it is larger than the sum of its proper divisors (1).

131012030111 is an equidigital number, since it uses as much as digits as its factorization.

131012030111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 131012030111 its reverse (111030210131), we get a palindrome (242042240242).

The spelling of 131012030111 in words is "one hundred thirty-one billion, twelve million, thirty thousand, one hundred eleven".