112121012122 has 64 divisors (see below), whose sum is σ = 203408179200. Its totient is φ = 45312696000.

The previous prime is 112121012077. The next prime is 112121012149. The reversal of 112121012122 is 221210121211.

It is a super-2 number, since 2×112121012122² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 112121012096 and 112121012105.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19101004 + ... + 19106872.

It is an arithmetic number, because the mean of its divisors is an integer number (3178252800).

Almost surely, 2^112121012122 is an apocalyptic number.

112121012122 is a deficient number, since it is larger than the sum of its proper divisors (91287167078).

112121012122 is a wasteful number, since it uses less digits than its factorization.

112121012122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6731.

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

Adding to 112121012122 its reverse (221210121211), we get a palindrome (333331133333).

The spelling of 112121012122 in words is "one hundred twelve billion, one hundred twenty-one million, twelve thousand, one hundred twenty-two".