202122211122002 has 16 divisors (see below), whose sum is σ = 322873222672152. Its totient is φ = 94566529240320.

The previous prime is 202122211121981. The next prime is 202122211122037. The reversal of 202122211122002 is 200221112221202.

It can be written as a sum of positive squares in 4 ways, for example, as 188461580753161 + 13660630368841 = 13728131^2 + 3696029^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17181412949 + ... + 17181424712.

Almost surely, 2^{202122211122002} is an apocalyptic number.

202122211122002 is a deficient number, since it is larger than the sum of its proper divisors (120751011550150).

202122211122002 is a wasteful number, since it uses less digits than its factorization.

202122211122002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34362837853.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 202122211122002 its reverse (200221112221202), we get a palindrome (402343323343204).

The spelling of 202122211122002 in words is "two hundred two trillion, one hundred twenty-two billion, two hundred eleven million, one hundred twenty-two thousand, two".