1120111320 has 64 divisors (see below), whose sum is σ = 3367980000. Its totient is φ = 298016768.

The previous prime is 1120111277. The next prime is 1120111357. The reversal of 1120111320 is 231110211.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 1120111296 and 1120111305.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43486 + ... + 64274.

Almost surely, 2^1120111320 is an apocalyptic number.

1120111320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1120111320 is an abundant number, since it is smaller than the sum of its proper divisors (2247868680).

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

1120111320 is a wasteful number, since it uses less digits than its factorization.

1120111320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21252 (or 21248 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 12.

The square root of 1120111320 is about 33468.0641806484. The cubic root of 1120111320 is about 1038.5332256853.

Adding to 1120111320 its reverse (231110211), we get a palindrome (1351221531).

The spelling of 1120111320 in words is "one billion, one hundred twenty million, one hundred eleven thousand, three hundred twenty".