11000123023 has 16 divisors (see below), whose sum is σ = 11606289120. Its totient is φ = 10409503104.

The previous prime is 11000123011. The next prime is 11000123027. The reversal of 11000123023 is 32032100011.

It is a cyclic number.

It is not a de Polignac number, because 11000123023 - 2¹³ = 11000114831 is a prime.

It is a super-2 number, since 2×11000123023² (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 = 11000122994 and 11000123012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11000123027) 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, 1722865 + ... + 1729237.

It is an arithmetic number, because the mean of its divisors is an integer number (725393070).

Almost surely, 2^11000123023 is an apocalyptic number.

11000123023 is a deficient number, since it is larger than the sum of its proper divisors (606166097).

11000123023 is a wasteful number, since it uses less digits than its factorization.

11000123023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7578.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 11000123023 its reverse (32032100011), we get a palindrome (43032223034).

The spelling of 11000123023 in words is "eleven billion, one hundred twenty-three thousand, twenty-three".