111213130319 has 2 divisors, whose sum is σ = 111213130320. Its totient is φ = 111213130318.

The previous prime is 111213130291. The next prime is 111213130321. The reversal of 111213130319 is 913031312111.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111213130319 is a prime.

It is a super-2 number, since 2×111213130319² (a number of 23 digits) contains 22 as substring.

Together with 111213130321, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111213130019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55606565159 + 55606565160.

It is an arithmetic number, because the mean of its divisors is an integer number (55606565160).

Almost surely, 2^111213130319 is an apocalyptic number.

111213130319 is a deficient number, since it is larger than the sum of its proper divisors (1).

111213130319 is an equidigital number, since it uses as much as digits as its factorization.

111213130319 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 486, while the sum is 26.

The spelling of 111213130319 in words is "one hundred eleven billion, two hundred thirteen million, one hundred thirty thousand, three hundred nineteen".