20302022999873 has 2 divisors, whose sum is σ = 20302022999874. Its totient is φ = 20302022999872.

The previous prime is 20302022999831. The next prime is 20302022999897. The reversal of 20302022999873 is 37899922020302.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14737552458304 + 5564470541569 = 3838952^2 + 2358913^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20302022999873 is a prime.

It is a super-2 number, since 2×20302022999873² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20302022999273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10151011499936 + 10151011499937.

It is an arithmetic number, because the mean of its divisors is an integer number (10151011499937).

Almost surely, 2^{20302022999873} is an apocalyptic number.

It is an amenable number.

20302022999873 is a deficient number, since it is larger than the sum of its proper divisors (1).

20302022999873 is an equidigital number, since it uses as much as digits as its factorization.

20302022999873 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5878656, while the sum is 56.

The spelling of 20302022999873 in words is "twenty trillion, three hundred two billion, twenty-two million, nine hundred ninety-nine thousand, eight hundred seventy-three".