2124020402 has 16 divisors (see below), whose sum is σ = 3641979840. Its totient is φ = 910093968.

The previous prime is 2124020401. The next prime is 2124020413. The reversal of 2124020402 is 2040204212.

It is a happy number.

It is a super-2 number, since 2×2124020402² = 9022925336224483208, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2124020401) 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, 61868 + ... + 89864.

It is an arithmetic number, because the mean of its divisors is an integer number (227623740).

Almost surely, 2^2124020402 is an apocalyptic number.

2124020402 is a deficient number, since it is larger than the sum of its proper divisors (1517959438).

2124020402 is a wasteful number, since it uses less digits than its factorization.

2124020402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33425.

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 2124020402 is about 46087.0958295269. The cubic root of 2124020402 is about 1285.4432102741.

Adding to 2124020402 its reverse (2040204212), we get a palindrome (4164224614).

The spelling of 2124020402 in words is "two billion, one hundred twenty-four million, twenty thousand, four hundred two".