123013112 has 32 divisors (see below), whose sum is σ = 237600000. Its totient is φ = 59680608.

The previous prime is 123013091. The next prime is 123013127. The reversal of 123013112 is 211310321.

It is a super-3 number, since 3×123013112³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35639 + ... + 38937.

It is an arithmetic number, because the mean of its divisors is an integer number (7425000).

Almost surely, 2^123013112 is an apocalyptic number.

It is an amenable number.

123013112 is a deficient number, since it is larger than the sum of its proper divisors (114586888).

123013112 is a wasteful number, since it uses less digits than its factorization.

123013112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3443 (or 3439 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 123013112 is about 11091.1276252688. The cubic root of 123013112 is about 497.3366543697.

Adding to 123013112 its reverse (211310321), we get a palindrome (334323433).

The spelling of 123013112 in words is "one hundred twenty-three million, thirteen thousand, one hundred twelve".