20331010112279 has 2 divisors, whose sum is σ = 20331010112280. Its totient is φ = 20331010112278.

The previous prime is 20331010112209. The next prime is 20331010112291. The reversal of 20331010112279 is 97221101013302.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20331010112279 - 2²⁴ = 20330993335063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20331010112209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10165505056139 + 10165505056140.

It is an arithmetic number, because the mean of its divisors is an integer number (10165505056140).

Almost surely, 2^{20331010112279} is an apocalyptic number.

20331010112279 is a deficient number, since it is larger than the sum of its proper divisors (1).

20331010112279 is an equidigital number, since it uses as much as digits as its factorization.

20331010112279 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 32.

The spelling of 20331010112279 in words is "twenty trillion, three hundred thirty-one billion, ten million, one hundred twelve thousand, two hundred seventy-nine".