210220202010122 has 48 divisors (see below), whose sum is σ = 325094611799040. Its totient is φ = 101936187703584.

The previous prime is 210220202010121. The next prime is 210220202010131. The reversal of 210220202010122 is 221010202022012.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 210220202010122.

It is not an unprimeable number, because it can be changed into a prime (210220202010121) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 666990023 + ... + 667305125.

It is an arithmetic number, because the mean of its divisors is an integer number (6772804412480).

Almost surely, 2^{210220202010122} is an apocalyptic number.

210220202010122 is a deficient number, since it is larger than the sum of its proper divisors (114874409788918).

210220202010122 is a wasteful number, since it uses less digits than its factorization.

210220202010122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316515 (or 316456 counting only the distinct ones).

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

Adding to 210220202010122 its reverse (221010202022012), we get a palindrome (431230404032134).

The spelling of 210220202010122 in words is "two hundred ten trillion, two hundred twenty billion, two hundred two million, ten thousand, one hundred twenty-two".