111121112210039 has 2 divisors, whose sum is σ = 111121112210040. Its totient is φ = 111121112210038.

The previous prime is 111121112209979. The next prime is 111121112210047. The reversal of 111121112210039 is 930012211121111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111121112210039 - 2²⁸ = 111120843774583 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111121112210089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55560556105019 + 55560556105020.

It is an arithmetic number, because the mean of its divisors is an integer number (55560556105020).

Almost surely, 2^{111121112210039} is an apocalyptic number.

111121112210039 is a deficient number, since it is larger than the sum of its proper divisors (1).

111121112210039 is an equidigital number, since it uses as much as digits as its factorization.

111121112210039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 26.

The spelling of 111121112210039 in words is "one hundred eleven trillion, one hundred twenty-one billion, one hundred twelve million, two hundred ten thousand, thirty-nine".