202221112220002 has 4 divisors (see below), whose sum is σ = 303331668330006. Its totient is φ = 101110556110000.

The previous prime is 202221112219963. The next prime is 202221112220053. The reversal of 202221112220002 is 200022211122202.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 174057913996201 + 28163198223801 = 13193101^2 + 5306901^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50555278054999 + ... + 50555278055002.

Almost surely, 2^{202221112220002} is an apocalyptic number.

202221112220002 is a deficient number, since it is larger than the sum of its proper divisors (101110556110004).

202221112220002 is a wasteful number, since it uses less digits than its factorization.

202221112220002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101110556110003.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 202221112220002 its reverse (200022211122202), we get a palindrome (402243323342204).

The spelling of 202221112220002 in words is "two hundred two trillion, two hundred twenty-one billion, one hundred twelve million, two hundred twenty thousand, two".