11122100023 has 4 divisors (see below), whose sum is σ = 11184234840. Its totient is φ = 11059965208.

The previous prime is 11122099999. The next prime is 11122100029. The reversal of 11122100023 is 32000122111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32000122111 = 23 ⋅1391309657.

It is a cyclic number.

It is not a de Polignac number, because 11122100023 - 2⁵ = 11122099991 is a prime.

It is a super-2 number, since 2×11122100023² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11122099976 and 11122100012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11122100029) 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, 31067140 + ... + 31067497.

It is an arithmetic number, because the mean of its divisors is an integer number (2796058710).

Almost surely, 2^11122100023 is an apocalyptic number.

11122100023 is a deficient number, since it is larger than the sum of its proper divisors (62134817).

11122100023 is an equidigital number, since it uses as much as digits as its factorization.

11122100023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62134816.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 11122100023 its reverse (32000122111), we get a palindrome (43122222134).

The spelling of 11122100023 in words is "eleven billion, one hundred twenty-two million, one hundred thousand, twenty-three".