210302013122 has 4 divisors (see below), whose sum is σ = 315453019686. Its totient is φ = 105151006560.

The previous prime is 210302013109. The next prime is 210302013157. The reversal of 210302013122 is 221310203012.

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., 129651125041 + 80650888081 = 360071^2 + 283991^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 210302013122.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52575503279 + ... + 52575503282.

Almost surely, 2^210302013122 is an apocalyptic number.

210302013122 is a deficient number, since it is larger than the sum of its proper divisors (105151006564).

210302013122 is a wasteful number, since it uses less digits than its factorization.

210302013122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105151006563.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 210302013122 its reverse (221310203012), we get a palindrome (431612216134).

The spelling of 210302013122 in words is "two hundred ten billion, three hundred two million, thirteen thousand, one hundred twenty-two".