2120823312 has 40 divisors (see below), whose sum is σ = 5486125056. Its totient is φ = 705995136.

The previous prime is 2120823281. The next prime is 2120823373. The reversal of 2120823312 is 2133280212.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7153 + ... + 65519.

Almost surely, 2^2120823312 is an apocalyptic number.

It is an amenable number.

2120823312 is an abundant number, since it is smaller than the sum of its proper divisors (3365301744).

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

2120823312 is a wasteful number, since it uses less digits than its factorization.

2120823312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59135 (or 59129 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 2120823312 is about 46052.3974620215. The cubic root of 2120823312 is about 1284.7979337776.

The spelling of 2120823312 in words is "two billion, one hundred twenty million, eight hundred twenty-three thousand, three hundred twelve".