111100220239 has 2 divisors, whose sum is σ = 111100220240. Its totient is φ = 111100220238.

The previous prime is 111100220219. The next prime is 111100220249. The reversal of 111100220239 is 932022001111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111100220239 - 2³¹ = 108952736591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111100220219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55550110119 + 55550110120.

It is an arithmetic number, because the mean of its divisors is an integer number (55550110120).

Almost surely, 2^111100220239 is an apocalyptic number.

111100220239 is a deficient number, since it is larger than the sum of its proper divisors (1).

111100220239 is an equidigital number, since it uses as much as digits as its factorization.

111100220239 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 22.

The spelling of 111100220239 in words is "one hundred eleven billion, one hundred million, two hundred twenty thousand, two hundred thirty-nine".