121010110211212 has 12 divisors (see below), whose sum is σ = 211870045563120. Its totient is φ = 60475811478896.

The previous prime is 121010110211173. The next prime is 121010110211239. The reversal of 121010110211212 is 212112011010121.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7310897368 + ... + 7310913919.

It is an arithmetic number, because the mean of its divisors is an integer number (17655837130260).

Almost surely, 2^{121010110211212} is an apocalyptic number.

It is an amenable number.

121010110211212 is a deficient number, since it is larger than the sum of its proper divisors (90859935351908).

121010110211212 is a wasteful number, since it uses less digits than its factorization.

121010110211212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14621813360 (or 14621813358 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 16.

Adding to 121010110211212 its reverse (212112011010121), we get a palindrome (333122121221333).

The spelling of 121010110211212 in words is "one hundred twenty-one trillion, ten billion, one hundred ten million, two hundred eleven thousand, two hundred twelve".