120252609312 has 96 divisors (see below), whose sum is σ = 348718970880. Its totient is φ = 35978891520.

The previous prime is 120252609293. The next prime is 120252609341. The reversal of 120252609312 is 213906252021.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×120252609312² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

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, 637308 + ... + 804155.

It is an arithmetic number, because the mean of its divisors is an integer number (3632489280).

Almost surely, 2^120252609312 is an apocalyptic number.

120252609312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

120252609312 is an abundant number, since it is smaller than the sum of its proper divisors (228466361568).

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

120252609312 is a wasteful number, since it uses less digits than its factorization.

120252609312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1441566 (or 1441558 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

The spelling of 120252609312 in words is "one hundred twenty billion, two hundred fifty-two million, six hundred nine thousand, three hundred twelve".