112220020139 has 2 divisors, whose sum is σ = 112220020140. Its totient is φ = 112220020138.

The previous prime is 112220020111. The next prime is 112220020217. The reversal of 112220020139 is 931020022211.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 112220020139 - 2¹² = 112220016043 is a prime.

It is not a weakly prime, because it can be changed into another prime (112220020109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56110010069 + 56110010070.

It is an arithmetic number, because the mean of its divisors is an integer number (56110010070).

Almost surely, 2^112220020139 is an apocalyptic number.

112220020139 is a deficient number, since it is larger than the sum of its proper divisors (1).

112220020139 is an equidigital number, since it uses as much as digits as its factorization.

112220020139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 23.

The spelling of 112220020139 in words is "one hundred twelve billion, two hundred twenty million, twenty thousand, one hundred thirty-nine".