112121122 has 8 divisors (see below), whose sum is σ = 171032400. Its totient is φ = 55110324.

The previous prime is 112121117. The next prime is 112121143. The reversal of 112121122 is 221121211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×112121122² = 25142291997077768, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 474972 + ... + 475207.

It is an arithmetic number, because the mean of its divisors is an integer number (21379050).

Almost surely, 2^112121122 is an apocalyptic number.

112121122 is a deficient number, since it is larger than the sum of its proper divisors (58911278).

112121122 is an equidigital number, since it uses as much as digits as its factorization.

112121122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 950240.

The product of its digits is 16, while the sum is 13.

The square root of 112121122 is about 10588.7261745689. The cubic root of 112121122 is about 482.2021528839.

Adding to 112121122 its reverse (221121211), we get a palindrome (333242333).

It can be divided in two parts, 1121211 and 22, that multiplied together give a palindrome (24666642).

The spelling of 112121122 in words is "one hundred twelve million, one hundred twenty-one thousand, one hundred twenty-two".