210010102002122 has 4 divisors (see below), whose sum is σ = 315015153003186. Its totient is φ = 105005051001060.

The previous prime is 210010102002109. The next prime is 210010102002131. The reversal of 210010102002122 is 221200201010012.

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., 209412416845921 + 597685156201 = 14471089^2 + 773101^2 .

It is a junction number, because it is equal to n+sod(n) for n = 210010102002097 and 210010102002106.

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, 52502525500529 + ... + 52502525500532.

Almost surely, 2^{210010102002122} is an apocalyptic number.

210010102002122 is a deficient number, since it is larger than the sum of its proper divisors (105005051001064).

210010102002122 is a wasteful number, since it uses less digits than its factorization.

210010102002122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105005051001063.

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

Adding to 210010102002122 its reverse (221200201010012), we get a palindrome (431210303012134).

The spelling of 210010102002122 in words is "two hundred ten trillion, ten billion, one hundred two million, two thousand, one hundred twenty-two".