11112223032123 has 16 divisors (see below), whose sum is σ = 14821155048960. Its totient is φ = 7405720128576.

The previous prime is 11112223032109. The next prime is 11112223032161. The reversal of 11112223032123 is 32123032221111.

It is not a de Polignac number, because 11112223032123 - 2²⁴ = 11112206254907 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11112223032093 and 11112223032102.

It is not an unprimeable number, because it can be changed into a prime (11112223032023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 258600786 + ... + 258643752.

It is an arithmetic number, because the mean of its divisors is an integer number (926322190560).

Almost surely, 2^{11112223032123} is an apocalyptic number.

11112223032123 is a deficient number, since it is larger than the sum of its proper divisors (3708932016837).

11112223032123 is a wasteful number, since it uses less digits than its factorization.

11112223032123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69226.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 11112223032123 its reverse (32123032221111), we get a palindrome (43235255253234).

The spelling of 11112223032123 in words is "eleven trillion, one hundred twelve billion, two hundred twenty-three million, thirty-two thousand, one hundred twenty-three".