111012111112120 has 16 divisors (see below), whose sum is σ = 249777250002360. Its totient is φ = 44404844444832.

The previous prime is 111012111112093. The next prime is 111012111112121. The reversal of 111012111112120 is 21211111210111.

It is a junction number, because it is equal to n+sod(n) for n = 111012111112094 and 111012111112103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111012111112121) 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, 1387651388862 + ... + 1387651388941.

Almost surely, 2^{111012111112120} is an apocalyptic number.

111012111112120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111012111112120 is an abundant number, since it is smaller than the sum of its proper divisors (138765138890240).

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

111012111112120 is a wasteful number, since it uses less digits than its factorization.

111012111112120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2775302777814 (or 2775302777810 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 16.

Adding to 111012111112120 its reverse (21211111210111), we get a palindrome (132223222322231).

The spelling of 111012111112120 in words is "one hundred eleven trillion, twelve billion, one hundred eleven million, one hundred twelve thousand, one hundred twenty".