1111110112112 has 320 divisors, whose sum is σ = 2917013299200. Its totient is φ = 398300497920.

The previous prime is 1111110112097. The next prime is 1111110112127. The reversal of 1111110112112 is 2112110111111.

It is an interprime number because it is at equal distance from previous prime (1111110112097) and next prime (1111110112127).

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1296510788 + ... + 1296511644.

It is an arithmetic number, because the mean of its divisors is an integer number (9115666560).

Almost surely, 2^{1111110112112} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1111110112112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1458506649600).

1111110112112 is an abundant number, since it is smaller than the sum of its proper divisors (1805903187088).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1111110112112 is a wasteful number, since it uses less digits than its factorization.

1111110112112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1401 (or 1369 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 14.

Adding to 1111110112112 its reverse (2112110111111), we get a palindrome (3223220223223).

The spelling of 1111110112112 in words is "one trillion, one hundred eleven billion, one hundred ten million, one hundred twelve thousand, one hundred twelve".