210202110122 has 8 divisors (see below), whose sum is σ = 315521070816. Its totient is φ = 105028419852.

The previous prime is 210202110059. The next prime is 210202110149. The reversal of 210202110122 is 221011202012.

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

It is a junction number, because it is equal to n+sod(n) for n = 210202110097 and 210202110106.

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, 36313988 + ... + 36319775.

It is an arithmetic number, because the mean of its divisors is an integer number (39440133852).

Almost surely, 2^210202110122 is an apocalyptic number.

210202110122 is a deficient number, since it is larger than the sum of its proper divisors (105318960694).

210202110122 is a wasteful number, since it uses less digits than its factorization.

210202110122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72635212.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 210202110122 its reverse (221011202012), we get a palindrome (431213312134).

The spelling of 210202110122 in words is "two hundred ten billion, two hundred two million, one hundred ten thousand, one hundred twenty-two".