111440342234 has 16 divisors (see below), whose sum is σ = 180024864768. Its totient is φ = 51432332592.

The previous prime is 111440342227. The next prime is 111440342239. The reversal of 111440342234 is 432243044111.

It is a super-2 number, since 2×111440342234² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111440342197 and 111440342206.

It is not an unprimeable number, because it can be changed into a prime (111440342239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1146359 + ... + 1239765.

It is an arithmetic number, because the mean of its divisors is an integer number (11251554048).

Almost surely, 2^111440342234 is an apocalyptic number.

111440342234 is a deficient number, since it is larger than the sum of its proper divisors (68584522534).

111440342234 is a wasteful number, since it uses less digits than its factorization.

111440342234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139309.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 111440342234 its reverse (432243044111), we get a palindrome (543683386345).

The spelling of 111440342234 in words is "one hundred eleven billion, four hundred forty million, three hundred forty-two thousand, two hundred thirty-four".