112123011 has 32 divisors (see below), whose sum is σ = 200729088. Its totient is φ = 53763840.

The previous prime is 112122991. The next prime is 112123027. The reversal of 112123011 is 110321211.

It is not a de Polignac number, because 112123011 - 2⁹ = 112122499 is a prime.

It is a super-2 number, since 2×112123011² = 25143139191412242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (112123111) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15666 + ... + 21671.

It is an arithmetic number, because the mean of its divisors is an integer number (6272784).

Almost surely, 2^112123011 is an apocalyptic number.

112123011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

112123011 is a deficient number, since it is larger than the sum of its proper divisors (88606077).

112123011 is a wasteful number, since it uses less digits than its factorization.

112123011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37371.

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

The square root of 112123011 is about 10588.8153728356. The cubic root of 112123011 is about 482.2048608921.

Adding to 112123011 its reverse (110321211), we get a palindrome (222444222).

The spelling of 112123011 in words is "one hundred twelve million, one hundred twenty-three thousand, eleven".