11121023000 has 64 divisors (see below), whose sum is σ = 27392882400. Its totient is φ = 4214275200.

The previous prime is 11121022973. The next prime is 11121023021. The reversal of 11121023000 is 32012111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 273659 + ... + 311658.

Almost surely, 2^11121023000 is an apocalyptic number.

11121023000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11121023000 is an abundant number, since it is smaller than the sum of its proper divisors (16271859400).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11121023000 is a wasteful number, since it uses less digits than its factorization.

11121023000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 585357 (or 585343 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 11121023000 its reverse (32012111), we get a palindrome (11153035111).

The spelling of 11121023000 in words is "eleven billion, one hundred twenty-one million, twenty-three thousand".