2120111011079 has 2 divisors, whose sum is σ = 2120111011080. Its totient is φ = 2120111011078.

The previous prime is 2120111011063. The next prime is 2120111011127. The reversal of 2120111011079 is 9701101110212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2120111011079 - 2⁴ = 2120111011063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2120111011049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060055505539 + 1060055505540.

It is an arithmetic number, because the mean of its divisors is an integer number (1060055505540).

Almost surely, 2^{2120111011079} is an apocalyptic number.

2120111011079 is a deficient number, since it is larger than the sum of its proper divisors (1).

2120111011079 is an equidigital number, since it uses as much as digits as its factorization.

2120111011079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 252, while the sum is 26.

The spelling of 2120111011079 in words is "two trillion, one hundred twenty billion, one hundred eleven million, eleven thousand, seventy-nine".