220322113031987 has 2 divisors, whose sum is σ = 220322113031988. Its totient is φ = 220322113031986.

The previous prime is 220322113031971. The next prime is 220322113032019. The reversal of 220322113031987 is 789130311223022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 220322113031987 - 2⁴ = 220322113031971 is a prime.

It is not a weakly prime, because it can be changed into another prime (220322113037987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110161056515993 + 110161056515994.

It is an arithmetic number, because the mean of its divisors is an integer number (110161056515994).

Almost surely, 2^{220322113031987} is an apocalyptic number.

220322113031987 is a deficient number, since it is larger than the sum of its proper divisors (1).

220322113031987 is an equidigital number, since it uses as much as digits as its factorization.

220322113031987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 217728, while the sum is 44.

The spelling of 220322113031987 in words is "two hundred twenty trillion, three hundred twenty-two billion, one hundred thirteen million, thirty-one thousand, nine hundred eighty-seven".