120120321652 has 12 divisors (see below), whose sum is σ = 210295445220. Its totient is φ = 60035908736.

The previous prime is 120120321649. The next prime is 120120321733. The reversal of 120120321652 is 256123021021.

It can be written as a sum of positive squares in 2 ways, for example, as 36781869796 + 83338451856 = 191786^2 + 288684^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6051877 + ... + 6071692.

It is an arithmetic number, because the mean of its divisors is an integer number (17524620435).

Almost surely, 2^120120321652 is an apocalyptic number.

It is an amenable number.

120120321652 is a deficient number, since it is larger than the sum of its proper divisors (90175123568).

120120321652 is a wasteful number, since it uses less digits than its factorization.

120120321652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12126050 (or 12126048 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 120120321652 its reverse (256123021021), we get a palindrome (376243342673).

The spelling of 120120321652 in words is "one hundred twenty billion, one hundred twenty million, three hundred twenty-one thousand, six hundred fifty-two".