3121120132 has 12 divisors (see below), whose sum is σ = 5882111116. Its totient is φ = 1440516960.

The previous prime is 3121120103. The next prime is 3121120141. The reversal of 3121120132 is 2310211213.

It can be written as a sum of positive squares in 2 ways, for example, as 2106442816 + 1014677316 = 45896^2 + 31854^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30010719 + ... + 30010822.

Almost surely, 2^3121120132 is an apocalyptic number.

It is an amenable number.

3121120132 is a deficient number, since it is larger than the sum of its proper divisors (2760990984).

3121120132 is a wasteful number, since it uses less digits than its factorization.

3121120132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60021558 (or 60021556 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 3121120132 is about 55866.9860651172. The cubic root of 3121120132 is about 1461.4035623773.

Adding to 3121120132 its reverse (2310211213), we get a palindrome (5431331345).

The spelling of 3121120132 in words is "three billion, one hundred twenty-one million, one hundred twenty thousand, one hundred thirty-two".