10111210112212 has 12 divisors (see below), whose sum is σ = 19303219305216. Its totient is φ = 4596004596440.

The previous prime is 10111210112197. The next prime is 10111210112219. The reversal of 10111210112212 is 21221101211101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10111210112219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114900114868 + ... + 114900114955.

It is an arithmetic number, because the mean of its divisors is an integer number (1608601608768).

Almost surely, 2^{10111210112212} is an apocalyptic number.

It is an amenable number.

10111210112212 is a deficient number, since it is larger than the sum of its proper divisors (9192009193004).

10111210112212 is a wasteful number, since it uses less digits than its factorization.

10111210112212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229800229838 (or 229800229836 counting only the distinct ones).

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

Adding to 10111210112212 its reverse (21221101211101), we get a palindrome (31332311323313).

The spelling of 10111210112212 in words is "ten trillion, one hundred eleven billion, two hundred ten million, one hundred twelve thousand, two hundred twelve".