122261534120 has 64 divisors (see below), whose sum is σ = 302901249600. Its totient is φ = 44043220480.

The previous prime is 122261534111. The next prime is 122261534123. The reversal of 122261534120 is 21435162221.

122261534120 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (122261534123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1251365 + ... + 1345524.

It is an arithmetic number, because the mean of its divisors is an integer number (4732832025).

Almost surely, 2^122261534120 is an apocalyptic number.

122261534120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122261534120 is an abundant number, since it is smaller than the sum of its proper divisors (180639715480).

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

122261534120 is a wasteful number, since it uses less digits than its factorization.

122261534120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2597018 (or 2597014 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

Adding to 122261534120 its reverse (21435162221), we get a palindrome (143696696341).

The spelling of 122261534120 in words is "one hundred twenty-two billion, two hundred sixty-one million, five hundred thirty-four thousand, one hundred twenty".