212122012101079 has 2 divisors, whose sum is σ = 212122012101080. Its totient is φ = 212122012101078.

The previous prime is 212122012101059. The next prime is 212122012101113. The reversal of 212122012101079 is 970101210221212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212122012101079 - 2²⁹ = 212121475230167 is a prime.

It is a super-2 number, since 2×212122012101079² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 212122012101079.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212122012101059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106061006050539 + 106061006050540.

It is an arithmetic number, because the mean of its divisors is an integer number (106061006050540).

Almost surely, 2^{212122012101079} is an apocalyptic number.

212122012101079 is a deficient number, since it is larger than the sum of its proper divisors (1).

212122012101079 is an equidigital number, since it uses as much as digits as its factorization.

212122012101079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 31.

The spelling of 212122012101079 in words is "two hundred twelve trillion, one hundred twenty-two billion, twelve million, one hundred one thousand, seventy-nine".