210016116122 has 4 divisors (see below), whose sum is σ = 315024174186. Its totient is φ = 105008058060.

The previous prime is 210016116119. The next prime is 210016116197. The reversal of 210016116122 is 221611610012.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 197979612601 + 12036503521 = 444949^2 + 109711^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52504029029 + ... + 52504029032.

Almost surely, 2^210016116122 is an apocalyptic number.

210016116122 is a deficient number, since it is larger than the sum of its proper divisors (105008058064).

210016116122 is a wasteful number, since it uses less digits than its factorization.

210016116122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105008058063.

The product of its (nonzero) digits is 288, while the sum is 23.

Adding to 210016116122 its reverse (221611610012), we get a palindrome (431627726134).

The spelling of 210016116122 in words is "two hundred ten billion, sixteen million, one hundred sixteen thousand, one hundred twenty-two".