11230323144 has 64 divisors (see below), whose sum is σ = 28303776000. Its totient is φ = 3713138496.

The previous prime is 11230323133. The next prime is 11230323149. The reversal of 11230323144 is 44132303211.

It is a happy number.

It is a super-2 number, since 2×11230323144² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (11230323149) 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, 2199907 + ... + 2205005.

It is an arithmetic number, because the mean of its divisors is an integer number (442246500).

Almost surely, 2^11230323144 is an apocalyptic number.

It is an amenable number.

11230323144 is an abundant number, since it is smaller than the sum of its proper divisors (17073452856).

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

11230323144 is a wasteful number, since it uses less digits than its factorization.

11230323144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5834 (or 5830 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 11230323144 its reverse (44132303211), we get a palindrome (55362626355).

The spelling of 11230323144 in words is "eleven billion, two hundred thirty million, three hundred twenty-three thousand, one hundred forty-four".