20242402402 has 16 divisors (see below), whose sum is σ = 30572061912. Its totient is φ = 10051891200.

The previous prime is 20242402361. The next prime is 20242402421. The reversal of 20242402402 is 20420424202.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 12365662401 + 7876740001 = 111201^2 + 88751^2 .

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, 188358 + ... + 275614.

Almost surely, 2^20242402402 is an apocalyptic number.

20242402402 is a deficient number, since it is larger than the sum of its proper divisors (10329659510).

20242402402 is a wasteful number, since it uses less digits than its factorization.

20242402402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88053.

The product of its (nonzero) digits is 2048, while the sum is 22.

Adding to 20242402402 its reverse (20420424202), we get a palindrome (40662826604).

The spelling of 20242402402 in words is "twenty billion, two hundred forty-two million, four hundred two thousand, four hundred two".