31112201119 has 2 divisors, whose sum is σ = 31112201120. Its totient is φ = 31112201118.

The previous prime is 31112201101. The next prime is 31112201147. The reversal of 31112201119 is 91110221113.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 31112201119 - 2²⁷ = 30977983391 is a prime.

It is a super-2 number, since 2×31112201119² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 31112201119.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (31112201179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15556100559 + 15556100560.

It is an arithmetic number, because the mean of its divisors is an integer number (15556100560).

Almost surely, 2^31112201119 is an apocalyptic number.

31112201119 is a deficient number, since it is larger than the sum of its proper divisors (1).

31112201119 is an equidigital number, since it uses as much as digits as its factorization.

31112201119 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 22.

The spelling of 31112201119 in words is "thirty-one billion, one hundred twelve million, two hundred one thousand, one hundred nineteen".