3123120996 has 48 divisors (see below), whose sum is σ = 8100225280. Its totient is φ = 1040623200.

The previous prime is 3123120971. The next prime is 3123121013. The reversal of 3123120996 is 6990213213.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 3123120996.

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, 388821 + ... + 396771.

Almost surely, 2^3123120996 is an apocalyptic number.

3123120996 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3123120996 is an abundant number, since it is smaller than the sum of its proper divisors (4977104284).

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

3123120996 is a wasteful number, since it uses less digits than its factorization.

3123120996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11601 (or 11593 counting only the distinct ones).

The product of its (nonzero) digits is 17496, while the sum is 36.

The square root of 3123120996 is about 55884.8905877072. The cubic root of 3123120996 is about 1461.7157841684.

The spelling of 3123120996 in words is "three billion, one hundred twenty-three million, one hundred twenty thousand, nine hundred ninety-six".