2120132312 has 8 divisors (see below), whose sum is σ = 3975248100. Its totient is φ = 1060066152.

The previous prime is 2120132297. The next prime is 2120132323. The reversal of 2120132312 is 2132310212.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×2120132312² = 8989922040772930688, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132508262 + ... + 132508277.

Almost surely, 2^2120132312 is an apocalyptic number.

It is an amenable number.

2120132312 is a deficient number, since it is larger than the sum of its proper divisors (1855115788).

2120132312 is a wasteful number, since it uses less digits than its factorization.

2120132312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265016545 (or 265016541 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2120132312 is about 46044.8945269723. The cubic root of 2120132312 is about 1284.6583823427.

Adding to 2120132312 its reverse (2132310212), we get a palindrome (4252442524).

The spelling of 2120132312 in words is "two billion, one hundred twenty million, one hundred thirty-two thousand, three hundred twelve".