1111112022112 has 24 divisors (see below), whose sum is σ = 2188319108976. Its totient is φ = 555348438912.

The previous prime is 1111112022049. The next prime is 1111112022131. The reversal of 1111112022112 is 2112202111111.

It is a Harshad number since it is a multiple of its sum of digits (16).

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, 6399628 + ... + 6570955.

It is an arithmetic number, because the mean of its divisors is an integer number (91179962874).

Almost surely, 2^{1111112022112} is an apocalyptic number.

It is an amenable number.

1111112022112 is a deficient number, since it is larger than the sum of its proper divisors (1077207086864).

1111112022112 is a wasteful number, since it uses less digits than its factorization.

1111112022112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12973270 (or 12973262 counting only the distinct ones).

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

Adding to 1111112022112 its reverse (2112202111111), we get a palindrome (3223314133223).

The spelling of 1111112022112 in words is "one trillion, one hundred eleven billion, one hundred twelve million, twenty-two thousand, one hundred twelve".