2112102023 has 4 divisors (see below), whose sum is σ = 2112334728. Its totient is φ = 2111869320.

The previous prime is 2112102019. The next prime is 2112102059. The reversal of 2112102023 is 3202012112.

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 2112102023 - 2² = 2112102019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2112101989 and 2112102007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112101023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102161 + ... + 121082.

It is an arithmetic number, because the mean of its divisors is an integer number (528083682).

Almost surely, 2^2112102023 is an apocalyptic number.

2112102023 is a deficient number, since it is larger than the sum of its proper divisors (232705).

2112102023 is an equidigital number, since it uses as much as digits as its factorization.

2112102023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232704.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 2112102023 is about 45957.6111541929. The cubic root of 2112102023 is about 1283.0343909002.

Adding to 2112102023 its reverse (3202012112), we get a palindrome (5314114135).

The spelling of 2112102023 in words is "two billion, one hundred twelve million, one hundred two thousand, twenty-three".