110100002123 has 4 divisors (see below), whose sum is σ = 110103233520. Its totient is φ = 110096770728.

The previous prime is 110100002093. The next prime is 110100002149. The reversal of 110100002123 is 321200001011.

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 110100002123 - 2⁶ = 110100002059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (110100002153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1564040 + ... + 1632917.

It is an arithmetic number, because the mean of its divisors is an integer number (27525808380).

Almost surely, 2^110100002123 is an apocalyptic number.

110100002123 is a deficient number, since it is larger than the sum of its proper divisors (3231397).

110100002123 is an equidigital number, since it uses as much as digits as its factorization.

110100002123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3231396.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 110100002123 its reverse (321200001011), we get a palindrome (431300003134).

The spelling of 110100002123 in words is "one hundred ten billion, one hundred million, two thousand, one hundred twenty-three".