112121220020122 has 32 divisors (see below), whose sum is σ = 171135048340800. Its totient is φ = 55077350727168.

The previous prime is 112121220020113. The next prime is 112121220020137. The reversal of 112121220020122 is 221020022121211.

It is a self number, because there is not a number n which added to its sum of digits gives 112121220020122.

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, 3094773904 + ... + 3094810132.

It is an arithmetic number, because the mean of its divisors is an integer number (5347970260650).

Almost surely, 2^{112121220020122} is an apocalyptic number.

112121220020122 is a deficient number, since it is larger than the sum of its proper divisors (59013828320678).

112121220020122 is a wasteful number, since it uses less digits than its factorization.

112121220020122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51310.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 112121220020122 its reverse (221020022121211), we get a palindrome (333141242141333).

The spelling of 112121220020122 in words is "one hundred twelve trillion, one hundred twenty-one billion, two hundred twenty million, twenty thousand, one hundred twenty-two".