1120123112 has 16 divisors (see below), whose sum is σ = 2210769600. Its totient is φ = 530584560.

The previous prime is 1120123111. The next prime is 1120123127. The reversal of 1120123112 is 2113210211.

It is not an unprimeable number, because it can be changed into a prime (1120123111) 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, 3684464 + ... + 3684767.

It is an arithmetic number, because the mean of its divisors is an integer number (138173100).

Almost surely, 2^1120123112 is an apocalyptic number.

It is an amenable number.

1120123112 is a deficient number, since it is larger than the sum of its proper divisors (1090646488).

1120123112 is a wasteful number, since it uses less digits than its factorization.

1120123112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7369256 (or 7369252 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 1120123112 is about 33468.2403481271. The cubic root of 1120123112 is about 1038.5368700674.

Adding to 1120123112 its reverse (2113210211), we get a palindrome (3233333323).

The spelling of 1120123112 in words is "one billion, one hundred twenty million, one hundred twenty-three thousand, one hundred twelve".