122333121312 has 48 divisors (see below), whose sum is σ = 329803492032. Its totient is φ = 39675605760.

The previous prime is 122333121277. The next prime is 122333121331. The reversal of 122333121312 is 213121333221.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nude number because it is divisible by every one of its digits.

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, 17216764 + ... + 17223867.

It is an arithmetic number, because the mean of its divisors is an integer number (6870906084).

Almost surely, 2^122333121312 is an apocalyptic number.

122333121312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

122333121312 is an abundant number, since it is smaller than the sum of its proper divisors (207470370720).

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

122333121312 is a wasteful number, since it uses less digits than its factorization.

122333121312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34440681 (or 34440673 counting only the distinct ones).

The product of its digits is 1296, while the sum is 24.

Adding to 122333121312 its reverse (213121333221), we get a palindrome (335454454533).

The spelling of 122333121312 in words is "one hundred twenty-two billion, three hundred thirty-three million, one hundred twenty-one thousand, three hundred twelve".