220024139 has 2 divisors, whose sum is σ = 220024140. Its totient is φ = 220024138.

The previous prime is 220024111. The next prime is 220024229. The reversal of 220024139 is 931420022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 220024139 - 2⁸ = 220023883 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (220027139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110012069 + 110012070.

It is an arithmetic number, because the mean of its divisors is an integer number (110012070).

Almost surely, 2^220024139 is an apocalyptic number.

220024139 is a deficient number, since it is larger than the sum of its proper divisors (1).

220024139 is an equidigital number, since it uses as much as digits as its factorization.

220024139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 220024139 is about 14833.2106773955. The cubic root of 220024139 is about 603.7031520502.

The spelling of 220024139 in words is "two hundred twenty million, twenty-four thousand, one hundred thirty-nine".