11213234304040 has 16 divisors (see below), whose sum is σ = 25229777184180. Its totient is φ = 4485293721600.

The previous prime is 11213234304037. The next prime is 11213234304043. The reversal of 11213234304040 is 4040343231211.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11213234304037) and next prime (11213234304043).

It can be written as a sum of positive squares in 2 ways, for example, as 11102050736676 + 111183567364 = 3331974^2 + 333442^2 .

It is not an unprimeable number, because it can be changed into a prime (11213234304043) 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 3 ways as a sum of consecutive naturals, for example, 140165428761 + ... + 140165428840.

Almost surely, 2^{11213234304040} is an apocalyptic number.

11213234304040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11213234304040 is an abundant number, since it is smaller than the sum of its proper divisors (14016542880140).

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

11213234304040 is a wasteful number, since it uses less digits than its factorization.

11213234304040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280330857612 (or 280330857608 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 11213234304040 its reverse (4040343231211), we get a palindrome (15253577535251).

The spelling of 11213234304040 in words is "eleven trillion, two hundred thirteen billion, two hundred thirty-four million, three hundred four thousand, forty".