122232100312 has 64 divisors (see below), whose sum is σ = 279670279680. Its totient is φ = 48942254592.

The previous prime is 122232100271. The next prime is 122232100313. The reversal of 122232100312 is 213001232221.

It is a super-3 number, since 3×122232100312³ (a number of 34 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 122232100312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122232100313) 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, 1048113 + ... + 1158880.

It is an arithmetic number, because the mean of its divisors is an integer number (4369848120).

Almost surely, 2^122232100312 is an apocalyptic number.

It is an amenable number.

122232100312 is an abundant number, since it is smaller than the sum of its proper divisors (157438179368).

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

122232100312 is a wasteful number, since it uses less digits than its factorization.

122232100312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2207072 (or 2207068 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 122232100312 its reverse (213001232221), we get a palindrome (335233332533).

The spelling of 122232100312 in words is "one hundred twenty-two billion, two hundred thirty-two million, one hundred thousand, three hundred twelve".