220431134039 has 2 divisors, whose sum is σ = 220431134040. Its totient is φ = 220431134038.

The previous prime is 220431134017. The next prime is 220431134041. The reversal of 220431134039 is 930431134022.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220431134039 is a prime.

Together with 220431134041, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 220431133996 and 220431134014.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220431130039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110215567019 + 110215567020.

It is an arithmetic number, because the mean of its divisors is an integer number (110215567020).

Almost surely, 2^220431134039 is an apocalyptic number.

220431134039 is a deficient number, since it is larger than the sum of its proper divisors (1).

220431134039 is an equidigital number, since it uses as much as digits as its factorization.

220431134039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 32.

The spelling of 220431134039 in words is "two hundred twenty billion, four hundred thirty-one million, one hundred thirty-four thousand, thirty-nine".