111131310120000 has 1120 divisors, whose sum is σ = 382784298614784. Its totient is φ = 28426675200000.

The previous prime is 111131310119927. The next prime is 111131310120023. The reversal of 111131310120000 is 21013131111.

It is a super-2 number, since 2×111131310120000² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 76484039274 + ... + 76484040726.

Almost surely, 2^{111131310120000} is an apocalyptic number.

111131310120000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111131310120000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (191392149307392).

111131310120000 is an abundant number, since it is smaller than the sum of its proper divisors (271652988494784).

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

111131310120000 is a wasteful number, since it uses less digits than its factorization.

111131310120000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1797 (or 1772 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 15.

Adding to 111131310120000 its reverse (21013131111), we get a palindrome (111152323251111).

The spelling of 111131310120000 in words is "one hundred eleven trillion, one hundred thirty-one billion, three hundred ten million, one hundred twenty thousand".