130331122111 has 2 divisors, whose sum is σ = 130331122112. Its totient is φ = 130331122110.

The previous prime is 130331122109. The next prime is 130331122123. The reversal of 130331122111 is 111221133031.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 130331122111 - 2¹ = 130331122109 is a prime.

Together with 130331122109, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (130331122211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65165561055 + 65165561056.

It is an arithmetic number, because the mean of its divisors is an integer number (65165561056).

Almost surely, 2^130331122111 is an apocalyptic number.

130331122111 is a deficient number, since it is larger than the sum of its proper divisors (1).

130331122111 is an equidigital number, since it uses as much as digits as its factorization.

130331122111 is an evil number, because the sum of its binary digits is even.

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

Adding to 130331122111 its reverse (111221133031), we get a palindrome (241552255142).

The spelling of 130331122111 in words is "one hundred thirty billion, three hundred thirty-one million, one hundred twenty-two thousand, one hundred eleven".