220100021211079 has 2 divisors, whose sum is σ = 220100021211080. Its totient is φ = 220100021211078.

The previous prime is 220100021211073. The next prime is 220100021211121. The reversal of 220100021211079 is 970112120001022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 220100021211079 - 2¹⁷ = 220100021080007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220100021211073) 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, 110050010605539 + 110050010605540.

It is an arithmetic number, because the mean of its divisors is an integer number (110050010605540).

Almost surely, 2^{220100021211079} is an apocalyptic number.

220100021211079 is a deficient number, since it is larger than the sum of its proper divisors (1).

220100021211079 is an equidigital number, since it uses as much as digits as its factorization.

220100021211079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 28.

The spelling of 220100021211079 in words is "two hundred twenty trillion, one hundred billion, twenty-one million, two hundred eleven thousand, seventy-nine".