210212221230122 has 16 divisors (see below), whose sum is σ = 329944336606080. Its totient is φ = 100256234363472.

The previous prime is 210212221230101. The next prime is 210212221230161. The reversal of 210212221230122 is 221032122212012.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6364650473 + ... + 6364683500.

It is an arithmetic number, because the mean of its divisors is an integer number (20621521037880).

Almost surely, 2^{210212221230122} is an apocalyptic number.

210212221230122 is a deficient number, since it is larger than the sum of its proper divisors (119732115375958).

210212221230122 is a wasteful number, since it uses less digits than its factorization.

210212221230122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12729334357.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 210212221230122 its reverse (221032122212012), we get a palindrome (431244343442134).

The spelling of 210212221230122 in words is "two hundred ten trillion, two hundred twelve billion, two hundred twenty-one million, two hundred thirty thousand, one hundred twenty-two".