120315203252 has 6 divisors (see below), whose sum is σ = 210551605698. Its totient is φ = 60157601624.

The previous prime is 120315203233. The next prime is 120315203291. The reversal of 120315203252 is 252302513021.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 117158336656 + 3156866596 = 342284^2 + 56186^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15039400403 + ... + 15039400410.

It is an arithmetic number, because the mean of its divisors is an integer number (35091934283).

Almost surely, 2^120315203252 is an apocalyptic number.

It is an amenable number.

120315203252 is a deficient number, since it is larger than the sum of its proper divisors (90236402446).

120315203252 is a wasteful number, since it uses less digits than its factorization.

120315203252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30078800817 (or 30078800815 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

Adding to 120315203252 its reverse (252302513021), we get a palindrome (372617716273).

The spelling of 120315203252 in words is "one hundred twenty billion, three hundred fifteen million, two hundred three thousand, two hundred fifty-two".