122040402113 has 64 divisors (see below), whose sum is σ = 146605510656. Its totient is φ = 99459360000.

The previous prime is 122040402091. The next prime is 122040402137. The reversal of 122040402113 is 311204040221.

It is not a de Polignac number, because 122040402113 - 2¹⁴ = 122040385729 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122040402013) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 440578931 + ... + 440579207.

It is an arithmetic number, because the mean of its divisors is an integer number (2290711104).

Almost surely, 2^122040402113 is an apocalyptic number.

It is an amenable number.

122040402113 is a deficient number, since it is larger than the sum of its proper divisors (24565108543).

122040402113 is a wasteful number, since it uses less digits than its factorization.

122040402113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 654.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 122040402113 its reverse (311204040221), we get a palindrome (433244442334).

The spelling of 122040402113 in words is "one hundred twenty-two billion, forty million, four hundred two thousand, one hundred thirteen".