210110132321123 has 4 divisors (see below), whose sum is σ = 210989254213920. Its totient is φ = 209231010428328.

The previous prime is 210110132321087. The next prime is 210110132321143. The reversal of 210110132321123 is 321123231011012.

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 210110132321123 - 2¹⁴ = 210110132304739 is a prime.

It is a super-2 number, since 2×210110132321123² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (210110132321143) 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, 439560946040 + ... + 439560946517.

It is an arithmetic number, because the mean of its divisors is an integer number (52747313553480).

Almost surely, 2^{210110132321123} is an apocalyptic number.

210110132321123 is a deficient number, since it is larger than the sum of its proper divisors (879121892797).

210110132321123 is an equidigital number, since it uses as much as digits as its factorization.

210110132321123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 879121892796.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 210110132321123 its reverse (321123231011012), we get a palindrome (531233363332135).

The spelling of 210110132321123 in words is "two hundred ten trillion, one hundred ten billion, one hundred thirty-two million, three hundred twenty-one thousand, one hundred twenty-three".