220042402 has 16 divisors (see below), whose sum is σ = 344028672. Its totient is φ = 105435360.

The previous prime is 220042393. The next prime is 220042451. The reversal of 220042402 is 204240022.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10843 + ... + 23614.

It is an arithmetic number, because the mean of its divisors is an integer number (21501792).

Almost surely, 2^220042402 is an apocalyptic number.

220042402 is a deficient number, since it is larger than the sum of its proper divisors (123986270).

220042402 is a wasteful number, since it uses less digits than its factorization.

220042402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34593.

The product of its (nonzero) digits is 256, while the sum is 16.

The square root of 220042402 is about 14833.8262764534. The cubic root of 220042402 is about 603.7198549533.

Adding to 220042402 its reverse (204240022), we get a palindrome (424282424).

The spelling of 220042402 in words is "two hundred twenty million, forty-two thousand, four hundred two".