10111112012212 has 48 divisors (see below), whose sum is σ = 19054090883520. Its totient is φ = 4677217091072.

The previous prime is 10111112012207. The next prime is 10111112012219. The reversal of 10111112012212 is 21221021111101.

It is a super-2 number, since 2×10111112012212² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10111112012219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68238318 + ... + 68386330.

It is an arithmetic number, because the mean of its divisors is an integer number (396960226740).

Almost surely, 2^{10111112012212} is an apocalyptic number.

It is an amenable number.

10111112012212 is a deficient number, since it is larger than the sum of its proper divisors (8942978871308).

10111112012212 is a wasteful number, since it uses less digits than its factorization.

10111112012212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165120 (or 165118 counting only the distinct ones).

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

Adding to 10111112012212 its reverse (21221021111101), we get a palindrome (31332133123313).

The spelling of 10111112012212 in words is "ten trillion, one hundred eleven billion, one hundred twelve million, twelve thousand, two hundred twelve".