220111879139 has 2 divisors, whose sum is σ = 220111879140. Its totient is φ = 220111879138.

The previous prime is 220111879103. The next prime is 220111879153. The reversal of 220111879139 is 931978111022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 220111879139 - 2¹² = 220111875043 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 220111879139.

It is not a weakly prime, because it can be changed into another prime (220111879739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110055939569 + 110055939570.

It is an arithmetic number, because the mean of its divisors is an integer number (110055939570).

Almost surely, 2^220111879139 is an apocalyptic number.

220111879139 is a deficient number, since it is larger than the sum of its proper divisors (1).

220111879139 is an equidigital number, since it uses as much as digits as its factorization.

220111879139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54432, while the sum is 44.

The spelling of 220111879139 in words is "two hundred twenty billion, one hundred eleven million, eight hundred seventy-nine thousand, one hundred thirty-nine".