2120424402 has 16 divisors (see below), whose sum is σ = 4242473280. Its totient is φ = 706537392.

The previous prime is 2120424367. The next prime is 2120424403. The reversal of 2120424402 is 2044240212.

It is not an unprimeable number, because it can be changed into a prime (2120424403) 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, 50377 + ... + 82332.

It is an arithmetic number, because the mean of its divisors is an integer number (265154580).

Almost surely, 2^2120424402 is an apocalyptic number.

2120424402 is an abundant number, since it is smaller than the sum of its proper divisors (2122048878).

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

2120424402 is a wasteful number, since it uses less digits than its factorization.

2120424402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135377.

The product of its (nonzero) digits is 1024, while the sum is 21.

The square root of 2120424402 is about 46048.0662134687. The cubic root of 2120424402 is about 1284.7173753017.

Adding to 2120424402 its reverse (2044240212), we get a palindrome (4164664614).

The spelling of 2120424402 in words is "two billion, one hundred twenty million, four hundred twenty-four thousand, four hundred two".