402222431002 has 32 divisors (see below), whose sum is σ = 699701151744. Its totient is φ = 169840028400.

The previous prime is 402222430997. The next prime is 402222431057. The reversal of 402222431002 is 200134222204.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1368033 + ... + 1635835.

It is an arithmetic number, because the mean of its divisors is an integer number (21865660992).

Almost surely, 2^402222431002 is an apocalyptic number.

402222431002 is a deficient number, since it is larger than the sum of its proper divisors (297478720742).

402222431002 is a wasteful number, since it uses less digits than its factorization.

402222431002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269394.

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 402222431002 its reverse (200134222204), we get a palindrome (602356653206).

The spelling of 402222431002 in words is "four hundred two billion, two hundred twenty-two million, four hundred thirty-one thousand, two".