100122110123 has 4 divisors (see below), whose sum is σ = 114425268720. Its totient is φ = 85818951528.

The previous prime is 100122110111. The next prime is 100122110131. The reversal of 100122110123 is 321011221001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 321011221001 = 2131 ⋅150638771.

It is a cyclic number.

It is not a de Polignac number, because 100122110123 - 2⁶ = 100122110059 is a prime.

It is a super-3 number, since 3×100122110123³ (a number of 34 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100122110098 and 100122110107.

It is not an unprimeable number, because it can be changed into a prime (100122110173) 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, 7151579288 + ... + 7151579301.

It is an arithmetic number, because the mean of its divisors is an integer number (28606317180).

Almost surely, 2^100122110123 is an apocalyptic number.

100122110123 is a deficient number, since it is larger than the sum of its proper divisors (14303158597).

100122110123 is an equidigital number, since it uses as much as digits as its factorization.

100122110123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14303158596.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 100122110123 its reverse (321011221001), we get a palindrome (421133331124).

The spelling of 100122110123 in words is "one hundred billion, one hundred twenty-two million, one hundred ten thousand, one hundred twenty-three".