11405223000 has 192 divisors, whose sum is σ = 38934436320. Its totient is φ = 3011040000.

The previous prime is 11405222981. The next prime is 11405223017. The reversal of 11405223000 is 32250411.

11405223000 is a `hidden beast` number, since 1 + 140 + 522 + 3 + 0 + 0 + 0 = 666.

It is a super-2 number, since 2×11405223000² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 902727 + ... + 915273.

Almost surely, 2^11405223000 is an apocalyptic number.

11405223000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11405223000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19467218160).

11405223000 is an abundant number, since it is smaller than the sum of its proper divisors (27529213320).

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

11405223000 is a wasteful number, since it uses less digits than its factorization.

11405223000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12675 (or 12658 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

Adding to 11405223000 its reverse (32250411), we get a palindrome (11437473411).

The spelling of 11405223000 in words is "eleven billion, four hundred five million, two hundred twenty-three thousand".