2110202312123 has 4 divisors (see below), whose sum is σ = 2115626997120. Its totient is φ = 2104777627128.

The previous prime is 2110202312117. The next prime is 2110202312161. The reversal of 2110202312123 is 3212132020112.

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 2110202312123 - 2⁶ = 2110202312059 is a prime.

It is a super-2 number, since 2×2110202312123² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2110202312095 and 2110202312104.

It is not an unprimeable number, because it can be changed into a prime (2110202311123) 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, 2712341915 + ... + 2712342692.

It is an arithmetic number, because the mean of its divisors is an integer number (528906749280).

Almost surely, 2^{2110202312123} is an apocalyptic number.

2110202312123 is a deficient number, since it is larger than the sum of its proper divisors (5424684997).

2110202312123 is an equidigital number, since it uses as much as digits as its factorization.

2110202312123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5424684996.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 2110202312123 its reverse (3212132020112), we get a palindrome (5322334332235).

The spelling of 2110202312123 in words is "two trillion, one hundred ten billion, two hundred two million, three hundred twelve thousand, one hundred twenty-three".