11140331223 has 16 divisors (see below), whose sum is σ = 17050533120. Its totient is φ = 6337857216.

The previous prime is 11140331219. The next prime is 11140331239. The reversal of 11140331223 is 32213304111.

It is not a de Polignac number, because 11140331223 - 2² = 11140331219 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 11140331223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11140331203) 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, 1163718 + ... + 1173251.

It is an arithmetic number, because the mean of its divisors is an integer number (1065658320).

Almost surely, 2^11140331223 is an apocalyptic number.

11140331223 is a deficient number, since it is larger than the sum of its proper divisors (5910201897).

11140331223 is a wasteful number, since it uses less digits than its factorization.

11140331223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2337206.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 11140331223 its reverse (32213304111), we get a palindrome (43353635334).

The spelling of 11140331223 in words is "eleven billion, one hundred forty million, three hundred thirty-one thousand, two hundred twenty-three".