220960828091 has 2 divisors, whose sum is σ = 220960828092. Its totient is φ = 220960828090.

The previous prime is 220960828051. The next prime is 220960828097. The reversal of 220960828091 is 190828069022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 220960828091 - 2²² = 220956633787 is a prime.

It is not a weakly prime, because it can be changed into another prime (220960828097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110480414045 + 110480414046.

It is an arithmetic number, because the mean of its divisors is an integer number (110480414046).

Almost surely, 2^220960828091 is an apocalyptic number.

220960828091 is a deficient number, since it is larger than the sum of its proper divisors (1).

220960828091 is an equidigital number, since it uses as much as digits as its factorization.

220960828091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 248832, while the sum is 47.

The spelling of 220960828091 in words is "two hundred twenty billion, nine hundred sixty million, eight hundred twenty-eight thousand, ninety-one".