122553150312 has 32 divisors (see below), whose sum is σ = 306428784480. Its totient is φ = 40844928960.

The previous prime is 122553150311. The next prime is 122553150347. The reversal of 122553150312 is 213051355221.

It is a super-4 number, since 4×122553150312⁴ (a number of 45 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 122553150312.

It is not an unprimeable number, because it can be changed into a prime (122553150311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 217614 + ... + 540797.

It is an arithmetic number, because the mean of its divisors is an integer number (9575899515).

Almost surely, 2^122553150312 is an apocalyptic number.

122553150312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

122553150312 is an abundant number, since it is smaller than the sum of its proper divisors (183875634168).

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

122553150312 is a wasteful number, since it uses less digits than its factorization.

122553150312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 765153 (or 765149 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 30.

The spelling of 122553150312 in words is "one hundred twenty-two billion, five hundred fifty-three million, one hundred fifty thousand, three hundred twelve".