11122100123 has 2 divisors, whose sum is σ = 11122100124. Its totient is φ = 11122100122.

The previous prime is 11122100107. The next prime is 11122100149. The reversal of 11122100123 is 32100122111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11122100123 - 2⁴ = 11122100107 is a prime.

It is a super-2 number, since 2×11122100123² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11122100098 and 11122100107.

It is not a weakly prime, because it can be changed into another prime (11122100153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5561050061 + 5561050062.

It is an arithmetic number, because the mean of its divisors is an integer number (5561050062).

Almost surely, 2^11122100123 is an apocalyptic number.

11122100123 is a deficient number, since it is larger than the sum of its proper divisors (1).

11122100123 is an equidigital number, since it uses as much as digits as its factorization.

11122100123 is an odious number, because the sum of its binary digits is odd.

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

Adding to 11122100123 its reverse (32100122111), we get a palindrome (43222222234).

The spelling of 11122100123 in words is "eleven billion, one hundred twenty-two million, one hundred thousand, one hundred twenty-three".