2110123020243 has 96 divisors (see below), whose sum is σ = 3534870412800. Its totient is φ = 1112968733184.

The previous prime is 2110123020233. The next prime is 2110123020259. The reversal of 2110123020243 is 3420203210112.

It is not a de Polignac number, because 2110123020243 - 2⁹ = 2110123019731 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (2110123020233) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 215997063 + ... + 216006831.

It is an arithmetic number, because the mean of its divisors is an integer number (36821566800).

Almost surely, 2^{2110123020243} is an apocalyptic number.

2110123020243 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2110123020243 is a deficient number, since it is larger than the sum of its proper divisors (1424747392557).

2110123020243 is a wasteful number, since it uses less digits than its factorization.

2110123020243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12041 (or 12034 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 2110123020243 its reverse (3420203210112), we get a palindrome (5530326230355).

The spelling of 2110123020243 in words is "two trillion, one hundred ten billion, one hundred twenty-three million, twenty thousand, two hundred forty-three".