222201021002 has 8 divisors (see below), whose sum is σ = 333805771812. Its totient is φ = 110932430400.

The previous prime is 222201020971. The next prime is 222201021023. The reversal of 222201021002 is 200120102222.

It can be written as a sum of positive squares in 2 ways, for example, as 211313976721 + 10887044281 = 459689^2 + 104341^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84038399 + ... + 84041042.

Almost surely, 2^222201021002 is an apocalyptic number.

222201021002 is a deficient number, since it is larger than the sum of its proper divisors (111604750810).

222201021002 is a wasteful number, since it uses less digits than its factorization.

222201021002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168080104.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 222201021002 its reverse (200120102222), we get a palindrome (422321123224).

The spelling of 222201021002 in words is "two hundred twenty-two billion, two hundred one million, twenty-one thousand, two".