212210121212102 has 32 divisors (see below), whose sum is σ = 343040901789600. Its totient is φ = 97874603543808.

The previous prime is 212210121212093. The next prime is 212210121212113. The reversal of 212210121212102 is 201212121012212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 212620778 + ... + 213616514.

It is an arithmetic number, because the mean of its divisors is an integer number (10720028180925).

Almost surely, 2^{212210121212102} is an apocalyptic number.

212210121212102 is a deficient number, since it is larger than the sum of its proper divisors (130830780577498).

212210121212102 is a wasteful number, since it uses less digits than its factorization.

212210121212102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1001480.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 212210121212102 its reverse (201212121012212), we get a palindrome (413422242224314).

The spelling of 212210121212102 in words is "two hundred twelve trillion, two hundred ten billion, one hundred twenty-one million, two hundred twelve thousand, one hundred two".