111216630139 has 2 divisors, whose sum is σ = 111216630140. Its totient is φ = 111216630138.

The previous prime is 111216630127. The next prime is 111216630179. The reversal of 111216630139 is 931036612111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111216630139 - 2¹³ = 111216621947 is a prime.

It is not a weakly prime, because it can be changed into another prime (111216630179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55608315069 + 55608315070.

It is an arithmetic number, because the mean of its divisors is an integer number (55608315070).

Almost surely, 2^111216630139 is an apocalyptic number.

111216630139 is a deficient number, since it is larger than the sum of its proper divisors (1).

111216630139 is an equidigital number, since it uses as much as digits as its factorization.

111216630139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5832, while the sum is 34.

The spelling of 111216630139 in words is "one hundred eleven billion, two hundred sixteen million, six hundred thirty thousand, one hundred thirty-nine".