220111021379 has 2 divisors, whose sum is σ = 220111021380. Its totient is φ = 220111021378.

The previous prime is 220111021357. The next prime is 220111021391. The reversal of 220111021379 is 973120111022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 220111021379 - 2²⁴ = 220094244163 is a prime.

It is not a weakly prime, because it can be changed into another prime (220111021279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110055510689 + 110055510690.

It is an arithmetic number, because the mean of its divisors is an integer number (110055510690).

Almost surely, 2^220111021379 is an apocalyptic number.

220111021379 is a deficient number, since it is larger than the sum of its proper divisors (1).

220111021379 is an equidigital number, since it uses as much as digits as its factorization.

220111021379 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 29.

The spelling of 220111021379 in words is "two hundred twenty billion, one hundred eleven million, twenty-one thousand, three hundred seventy-nine".