100112212222123 has 2 divisors, whose sum is σ = 100112212222124. Its totient is φ = 100112212222122.

The previous prime is 100112212222093. The next prime is 100112212222207. The reversal of 100112212222123 is 321222212211001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100112212222123 - 2²⁵ = 100112178667691 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100112212222094 and 100112212222103.

It is not a weakly prime, because it can be changed into another prime (100112212220123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50056106111061 + 50056106111062.

It is an arithmetic number, because the mean of its divisors is an integer number (50056106111062).

Almost surely, 2^{100112212222123} is an apocalyptic number.

100112212222123 is a deficient number, since it is larger than the sum of its proper divisors (1).

100112212222123 is an equidigital number, since it uses as much as digits as its factorization.

100112212222123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 100112212222123 its reverse (321222212211001), we get a palindrome (421334424433124).

The spelling of 100112212222123 in words is "one hundred trillion, one hundred twelve billion, two hundred twelve million, two hundred twenty-two thousand, one hundred twenty-three".