212021113079 has 2 divisors, whose sum is σ = 212021113080. Its totient is φ = 212021113078.

The previous prime is 212021113021. The next prime is 212021113163. The reversal of 212021113079 is 970311120212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212021113079 - 2³⁶ = 143301636343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212021110079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106010556539 + 106010556540.

It is an arithmetic number, because the mean of its divisors is an integer number (106010556540).

Almost surely, 2^212021113079 is an apocalyptic number.

212021113079 is a deficient number, since it is larger than the sum of its proper divisors (1).

212021113079 is an equidigital number, since it uses as much as digits as its factorization.

212021113079 is an evil number, because the sum of its binary digits is even.

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

The spelling of 212021113079 in words is "two hundred twelve billion, twenty-one million, one hundred thirteen thousand, seventy-nine".