112120011 has 16 divisors (see below), whose sum is σ = 168585600. Its totient is φ = 73629864.

The previous prime is 112119979. The next prime is 112120031. The reversal of 112120011 is 110021211.

It is a happy number.

It is not a de Polignac number, because 112120011 - 2⁵ = 112119979 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 112119975 and 112120002.

It is not an unprimeable number, because it can be changed into a prime (112120031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29181 + ... + 32798.

It is an arithmetic number, because the mean of its divisors is an integer number (10536600).

Almost surely, 2^112120011 is an apocalyptic number.

112120011 is a deficient number, since it is larger than the sum of its proper divisors (56465589).

112120011 is an equidigital number, since it uses as much as digits as its factorization.

112120011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62055 (or 62049 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

The square root of 112120011 is about 10588.6737129822. The cubic root of 112120011 is about 482.2005601767.

Adding to 112120011 its reverse (110021211), we get a palindrome (222141222).

It can be divided in two parts, 1121200 and 11, that added together give a palindrome (1121211).

The spelling of 112120011 in words is "one hundred twelve million, one hundred twenty thousand, eleven".