111133404340 has 36 divisors (see below), whose sum is σ = 271483032996. Its totient is φ = 38102881152.

The previous prime is 111133404323. The next prime is 111133404341. The reversal of 111133404340 is 43404331111.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 48515348644 + 62618055696 = 220262^2 + 250236^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111133404341) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 56699737 + ... + 56701696.

It is an arithmetic number, because the mean of its divisors is an integer number (7541195361).

Almost surely, 2^111133404340 is an apocalyptic number.

111133404340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111133404340 is an abundant number, since it is smaller than the sum of its proper divisors (160349628656).

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

111133404340 is a wasteful number, since it uses less digits than its factorization.

111133404340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113401456 (or 113401447 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 111133404340 its reverse (43404331111), we get a palindrome (154537735451).

The spelling of 111133404340 in words is "one hundred eleven billion, one hundred thirty-three million, four hundred four thousand, three hundred forty".