210200121222002 has 16 divisors (see below), whose sum is σ = 326173400343000. Its totient is φ = 101475672184320.

The previous prime is 210200121222001. The next prime is 210200121222019. The reversal of 210200121222002 is 200222121002012.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 193309509009241 + 16890612212761 = 13903579^2 + 4109819^2 .

It is not an unprimeable number, because it can be changed into a prime (210200121222001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20677124 + ... + 29119472.

Almost surely, 2^{210200121222002} is an apocalyptic number.

210200121222002 is a deficient number, since it is larger than the sum of its proper divisors (115973279120998).

210200121222002 is a wasteful number, since it uses less digits than its factorization.

210200121222002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8871661.

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

Adding to 210200121222002 its reverse (200222121002012), we get a palindrome (410422242224014).

The spelling of 210200121222002 in words is "two hundred ten trillion, two hundred billion, one hundred twenty-one million, two hundred twenty-two thousand, two".