122020312013839 has 2 divisors, whose sum is σ = 122020312013840. Its totient is φ = 122020312013838.

The previous prime is 122020312013833. The next prime is 122020312013849. The reversal of 122020312013839 is 938310213020221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122020312013839 - 2¹¹ = 122020312011791 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 122020312013798 and 122020312013807.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122020312013833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61010156006919 + 61010156006920.

It is an arithmetic number, because the mean of its divisors is an integer number (61010156006920).

Almost surely, 2^{122020312013839} is an apocalyptic number.

122020312013839 is a deficient number, since it is larger than the sum of its proper divisors (1).

122020312013839 is an equidigital number, since it uses as much as digits as its factorization.

122020312013839 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 37.

The spelling of 122020312013839 in words is "one hundred twenty-two trillion, twenty billion, three hundred twelve million, thirteen thousand, eight hundred thirty-nine".