112021210010123 has 4 divisors (see below), whose sum is σ = 112130927161008. Its totient is φ = 111911492859240.

The previous prime is 112021210010117. The next prime is 112021210010153. The reversal of 112021210010123 is 321010012120211.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 112021210010123 - 2²² = 112021205815819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112021210010153) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 54858573911 + ... + 54858575952.

It is an arithmetic number, because the mean of its divisors is an integer number (28032731790252).

Almost surely, 2^{112021210010123} is an apocalyptic number.

112021210010123 is a deficient number, since it is larger than the sum of its proper divisors (109717150885).

112021210010123 is a wasteful number, since it uses less digits than its factorization.

112021210010123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109717150884.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 112021210010123 its reverse (321010012120211), we get a palindrome (433031222130334).

The spelling of 112021210010123 in words is "one hundred twelve trillion, twenty-one billion, two hundred ten million, ten thousand, one hundred twenty-three".