122320144434 has 32 divisors (see below), whose sum is σ = 246569080320. Its totient is φ = 40452902912.

The previous prime is 122320144417. The next prime is 122320144447. The reversal of 122320144434 is 434441023221.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 374194 + ... + 620210.

It is an arithmetic number, because the mean of its divisors is an integer number (7705283760).

Almost surely, 2^122320144434 is an apocalyptic number.

122320144434 is an abundant number, since it is smaller than the sum of its proper divisors (124248935886).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122320144434 is a wasteful number, since it uses less digits than its factorization.

122320144434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246674.

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 122320144434 its reverse (434441023221), we get a palindrome (556761167655).

The spelling of 122320144434 in words is "one hundred twenty-two billion, three hundred twenty million, one hundred forty-four thousand, four hundred thirty-four".