1112131311320 has 16 divisors (see below), whose sum is σ = 2502295450560. Its totient is φ = 444852524512.

The previous prime is 1112131311307. The next prime is 1112131311323. The reversal of 1112131311320 is 231131312111.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 1112131311292 and 1112131311301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112131311323) 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, 13901641352 + ... + 13901641431.

It is an arithmetic number, because the mean of its divisors is an integer number (156393465660).

Almost surely, 2^{1112131311320} is an apocalyptic number.

1112131311320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1112131311320 is an abundant number, since it is smaller than the sum of its proper divisors (1390164139240).

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

1112131311320 is a wasteful number, since it uses less digits than its factorization.

1112131311320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27803282794 (or 27803282790 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 1112131311320 its reverse (231131312111), we get a palindrome (1343262623431).

The spelling of 1112131311320 in words is "one trillion, one hundred twelve billion, one hundred thirty-one million, three hundred eleven thousand, three hundred twenty".