202221100001002 has 64 divisors (see below), whose sum is σ = 323770875909120. Its totient is φ = 94505571229696.

The previous prime is 202221100000991. The next prime is 202221100001077. The reversal of 202221100001002 is 200100001122202.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4010945298 + ... + 4010995714.

It is an arithmetic number, because the mean of its divisors is an integer number (5058919936080).

Almost surely, 2^{202221100001002} is an apocalyptic number.

202221100001002 is a deficient number, since it is larger than the sum of its proper divisors (121549775908118).

202221100001002 is a wasteful number, since it uses less digits than its factorization.

202221100001002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53415.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 202221100001002 its reverse (200100001122202), we get a palindrome (402321101123204).

The spelling of 202221100001002 in words is "two hundred two trillion, two hundred twenty-one billion, one hundred million, one thousand, two".