1111310232120 has 96 divisors (see below), whose sum is σ = 3940099927920. Its totient is φ = 269408540160.

The previous prime is 1111310232119. The next prime is 1111310232139. The reversal of 1111310232120 is 212320131111.

1111310232120 is a `hidden beast` number, since 1 + 1 + 1 + 1 + 310 + 232 + 120 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1111310232093 and 1111310232102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 140312989 + ... + 140320908.

Almost surely, 2^{1111310232120} is an apocalyptic number.

1111310232120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1111310232120 is an abundant number, since it is smaller than the sum of its proper divisors (2828789695800).

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

1111310232120 is a wasteful number, since it uses less digits than its factorization.

1111310232120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280633925 (or 280633918 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 1111310232120 its reverse (212320131111), we get a palindrome (1323630363231).

The spelling of 1111310232120 in words is "one trillion, one hundred eleven billion, three hundred ten million, two hundred thirty-two thousand, one hundred twenty".