111122220221039 has 2 divisors, whose sum is σ = 111122220221040. Its totient is φ = 111122220221038.

The previous prime is 111122220220961. The next prime is 111122220221053. The reversal of 111122220221039 is 930122022221111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111122220221039 - 2⁴⁰ = 110022708593263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111122220221939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55561110110519 + 55561110110520.

It is an arithmetic number, because the mean of its divisors is an integer number (55561110110520).

Almost surely, 2^{111122220221039} is an apocalyptic number.

111122220221039 is a deficient number, since it is larger than the sum of its proper divisors (1).

111122220221039 is an equidigital number, since it uses as much as digits as its factorization.

111122220221039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 29.

The spelling of 111122220221039 in words is "one hundred eleven trillion, one hundred twenty-two billion, two hundred twenty million, two hundred twenty-one thousand, thirty-nine".