210210012122102 has 4 divisors (see below), whose sum is σ = 315315018183156. Its totient is φ = 105105006061050.

The previous prime is 210210012122093. The next prime is 210210012122119. The reversal of 210210012122102 is 201221210012012.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52552503030524 + ... + 52552503030527.

It is an arithmetic number, because the mean of its divisors is an integer number (78828754545789).

Almost surely, 2^{210210012122102} is an apocalyptic number.

210210012122102 is a deficient number, since it is larger than the sum of its proper divisors (105105006061054).

210210012122102 is a wasteful number, since it uses less digits than its factorization.

210210012122102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105105006061053.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 210210012122102 its reverse (201221210012012), we get a palindrome (411431222134114).

The spelling of 210210012122102 in words is "two hundred ten trillion, two hundred ten billion, twelve million, one hundred twenty-two thousand, one hundred two".