202221222002 has 8 divisors (see below), whose sum is σ = 306458965596. Its totient is φ = 100068233472.

The previous prime is 202221221999. The next prime is 202221222011. The reversal of 202221222002 is 200222122202.

It can be written as a sum of positive squares in 2 ways, for example, as 200489913121 + 1731308881 = 447761^2 + 41609^2 .

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, 521188523 + ... + 521188910.

Almost surely, 2^202221222002 is an apocalyptic number.

202221222002 is a deficient number, since it is larger than the sum of its proper divisors (104237743594).

202221222002 is a wasteful number, since it uses less digits than its factorization.

202221222002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1042377532.

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

Adding to 202221222002 its reverse (200222122202), we get a palindrome (402443344204).

It can be divided in two parts, 20222122200 and 2, that added together give a palindrome (20222122202).

The spelling of 202221222002 in words is "two hundred two billion, two hundred twenty-one million, two hundred twenty-two thousand, two".