20922176039 has 2 divisors, whose sum is σ = 20922176040. Its totient is φ = 20922176038.

The previous prime is 20922176017. The next prime is 20922176071. The reversal of 20922176039 is 93067122902.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20922176039 - 2⁸ = 20922175783 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20922175987 and 20922176005.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20922176839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10461088019 + 10461088020.

It is an arithmetic number, because the mean of its divisors is an integer number (10461088020).

Almost surely, 2^20922176039 is an apocalyptic number.

20922176039 is a deficient number, since it is larger than the sum of its proper divisors (1).

20922176039 is an equidigital number, since it uses as much as digits as its factorization.

20922176039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81648, while the sum is 41.

The spelling of 20922176039 in words is "twenty billion, nine hundred twenty-two million, one hundred seventy-six thousand, thirty-nine".