2120946512 has 40 divisors (see below), whose sum is σ = 4161400320. Its totient is φ = 1047121920.

The previous prime is 2120946473. The next prime is 2120946517. The reversal of 2120946512 is 2156490212.

It is a super-2 number, since 2×2120946512² = 8996828213529932288, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2120946517) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 422288 + ... + 427280.

It is an arithmetic number, because the mean of its divisors is an integer number (104035008).

Almost surely, 2^2120946512 is an apocalyptic number.

It is an amenable number.

2120946512 is a deficient number, since it is larger than the sum of its proper divisors (2040453808).

2120946512 is a wasteful number, since it uses less digits than its factorization.

2120946512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5331 (or 5325 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 2120946512 is about 46053.7350493964. The cubic root of 2120946512 is about 1284.8228115439.

The spelling of 2120946512 in words is "two billion, one hundred twenty million, nine hundred forty-six thousand, five hundred twelve".