220990156927 has 2 divisors, whose sum is σ = 220990156928. Its totient is φ = 220990156926.

The previous prime is 220990156859. The next prime is 220990156987. The reversal of 220990156927 is 729651099022.

220990156927 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 220990156927 - 2⁷ = 220990156799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220990156987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110495078463 + 110495078464.

It is an arithmetic number, because the mean of its divisors is an integer number (110495078464).

Almost surely, 2^220990156927 is an apocalyptic number.

220990156927 is a deficient number, since it is larger than the sum of its proper divisors (1).

220990156927 is an equidigital number, since it uses as much as digits as its factorization.

220990156927 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1224720, while the sum is 52.

The spelling of 220990156927 in words is "two hundred twenty billion, nine hundred ninety million, one hundred fifty-six thousand, nine hundred twenty-seven".