210021022200122 has 8 divisors (see below), whose sum is σ = 360036038057376. Its totient is φ = 90009009514332.

The previous prime is 210021022200053. The next prime is 210021022200149. The reversal of 210021022200122 is 221002220120012.

It is a happy number.

210021022200122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 210021022200122.

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, 7500750792848 + ... + 7500750792875.

It is an arithmetic number, because the mean of its divisors is an integer number (45004504757172).

Almost surely, 2^{210021022200122} is an apocalyptic number.

210021022200122 is a deficient number, since it is larger than the sum of its proper divisors (150015015857254).

210021022200122 is a wasteful number, since it uses less digits than its factorization.

210021022200122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15001501585732.

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

Adding to 210021022200122 its reverse (221002220120012), we get a palindrome (431023242320134).

The spelling of 210021022200122 in words is "two hundred ten trillion, twenty-one billion, twenty-two million, two hundred thousand, one hundred twenty-two".