11121010023 has 16 divisors (see below), whose sum is σ = 15711814400. Its totient is φ = 6977275200.

The previous prime is 11121010009. The next prime is 11121010031. The reversal of 11121010023 is 32001012111.

It is not a de Polignac number, because 11121010023 - 2⁶ = 11121009959 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11121009990 and 11121010008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11121010073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 637438 + ... + 654651.

It is an arithmetic number, because the mean of its divisors is an integer number (981988400).

Almost surely, 2^11121010023 is an apocalyptic number.

11121010023 is a deficient number, since it is larger than the sum of its proper divisors (4590804377).

11121010023 is a wasteful number, since it uses less digits than its factorization.

11121010023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1292262.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 11121010023 its reverse (32001012111), we get a palindrome (43122022134).

The spelling of 11121010023 in words is "eleven billion, one hundred twenty-one million, ten thousand, twenty-three".