1111112100212 has 12 divisors (see below), whose sum is σ = 1989665854176. Its totient is φ = 542636141880.

The previous prime is 1111112100149. The next prime is 1111112100221. The reversal of 1111112100212 is 2120012111111.

It is a congruent number.

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, 3229976864 + ... + 3229977207.

It is an arithmetic number, because the mean of its divisors is an integer number (165805487848).

Almost surely, 2^{1111112100212} is an apocalyptic number.

It is an amenable number.

1111112100212 is a deficient number, since it is larger than the sum of its proper divisors (878553753964).

1111112100212 is a wasteful number, since it uses less digits than its factorization.

1111112100212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6459954118 (or 6459954116 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 1111112100212 its reverse (2120012111111), we get a palindrome (3231124211323).

The spelling of 1111112100212 in words is "one trillion, one hundred eleven billion, one hundred twelve million, one hundred thousand, two hundred twelve".