122640441074 has 16 divisors (see below), whose sum is σ = 187137397440. Its totient is φ = 60263039760.

The previous prime is 122640441061. The next prime is 122640441167. The reversal of 122640441074 is 470144046221.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 290294 + ... + 574065.

It is an arithmetic number, because the mean of its divisors is an integer number (11696087340).

Almost surely, 2^122640441074 is an apocalyptic number.

122640441074 is a deficient number, since it is larger than the sum of its proper divisors (64496956366).

122640441074 is a wasteful number, since it uses less digits than its factorization.

122640441074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 865585.

The product of its (nonzero) digits is 43008, while the sum is 35.

Adding to 122640441074 its reverse (470144046221), we get a palindrome (592784487295).

The spelling of 122640441074 in words is "one hundred twenty-two billion, six hundred forty million, four hundred forty-one thousand, seventy-four".