20331022099967 has 2 divisors, whose sum is σ = 20331022099968. Its totient is φ = 20331022099966.

The previous prime is 20331022099951. The next prime is 20331022099979. The reversal of 20331022099967 is 76999022013302.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20331022099967 - 2⁴ = 20331022099951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20331022099567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10165511049983 + 10165511049984.

It is an arithmetic number, because the mean of its divisors is an integer number (10165511049984).

Almost surely, 2^{20331022099967} is an apocalyptic number.

20331022099967 is a deficient number, since it is larger than the sum of its proper divisors (1).

20331022099967 is an equidigital number, since it uses as much as digits as its factorization.

20331022099967 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2204496, while the sum is 53.

The spelling of 20331022099967 in words is "twenty trillion, three hundred thirty-one billion, twenty-two million, ninety-nine thousand, nine hundred sixty-seven".