122001020099993 has 2 divisors, whose sum is σ = 122001020099994. Its totient is φ = 122001020099992.

The previous prime is 122001020099971. The next prime is 122001020099999. The reversal of 122001020099993 is 399990020100221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 83881657468249 + 38119362631744 = 9158693^2 + 6174088^2 .

It is a cyclic number.

It is not a de Polignac number, because 122001020099993 - 2⁴⁶ = 51632275922329 is a prime.

It is not a weakly prime, because it can be changed into another prime (122001020099999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61000510049996 + 61000510049997.

It is an arithmetic number, because the mean of its divisors is an integer number (61000510049997).

Almost surely, 2^{122001020099993} is an apocalyptic number.

It is an amenable number.

122001020099993 is a deficient number, since it is larger than the sum of its proper divisors (1).

122001020099993 is an equidigital number, since it uses as much as digits as its factorization.

122001020099993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 157464, while the sum is 47.

The spelling of 122001020099993 in words is "one hundred twenty-two trillion, one billion, twenty million, ninety-nine thousand, nine hundred ninety-three".