2120040652 has 12 divisors (see below), whose sum is σ = 3810343600. Its totient is φ = 1031371056.

The previous prime is 2120040623. The next prime is 2120040673. The reversal of 2120040652 is 2560400212.

It is a super-2 number, since 2×2120040652² = 8989144732265170208, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7162152 + ... + 7162447.

Almost surely, 2^2120040652 is an apocalyptic number.

It is an amenable number.

2120040652 is a deficient number, since it is larger than the sum of its proper divisors (1690302948).

2120040652 is a wasteful number, since it uses less digits than its factorization.

2120040652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14324640 (or 14324638 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 2120040652 is about 46043.8991832794. The cubic root of 2120040652 is about 1284.6398687993.

Adding to 2120040652 its reverse (2560400212), we get a palindrome (4680440864).

The spelling of 2120040652 in words is "two billion, one hundred twenty million, forty thousand, six hundred fifty-two".