112122121210 has 32 divisors (see below), whose sum is σ = 220193256384. Its totient is φ = 40766832000.

The previous prime is 112122121183. The next prime is 112122121261. The reversal of 112122121210 is 12121221211.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 943950 + ... + 1056070.

It is an arithmetic number, because the mean of its divisors is an integer number (6881039262).

Almost surely, 2^112122121210 is an apocalyptic number.

112122121210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

112122121210 is a deficient number, since it is larger than the sum of its proper divisors (108071135174).

112122121210 is a wasteful number, since it uses less digits than its factorization.

112122121210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121230.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 112122121210 its reverse (12121221211), we get a palindrome (124243342421).

It can be divided in two parts, 112122 and 121210, that added together give a palindrome (233332).

The spelling of 112122121210 in words is "one hundred twelve billion, one hundred twenty-two million, one hundred twenty-one thousand, two hundred ten".