202221121002002 has 8 divisors (see below), whose sum is σ = 305007547147212. Its totient is φ = 100551938619600.

The previous prime is 202221121001987. The next prime is 202221121002037. The reversal of 202221121002002 is 200200121122202.

It is a happy number.

202221121002002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 191030296319641 + 11190824682361 = 13821371^2 + 3345269^2 .

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, 279310940249 + ... + 279310940972.

Almost surely, 2^{202221121002002} is an apocalyptic number.

202221121002002 is a deficient number, since it is larger than the sum of its proper divisors (102786426145210).

202221121002002 is a wasteful number, since it uses less digits than its factorization.

202221121002002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 558621881404.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 202221121002002 its reverse (200200121122202), we get a palindrome (402421242124204).

The spelling of 202221121002002 in words is "two hundred two trillion, two hundred twenty-one billion, one hundred twenty-one million, two thousand, two".