111234144340 has 24 divisors (see below), whose sum is σ = 254827312992. Its totient is φ = 40448779680.

The previous prime is 111234144299. The next prime is 111234144361. The reversal of 111234144340 is 43441432111.

It is a junction number, because it is equal to n+sod(n) for n = 111234144299 and 111234144308.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 252804654 + ... + 252805093.

It is an arithmetic number, because the mean of its divisors is an integer number (10617804708).

Almost surely, 2^111234144340 is an apocalyptic number.

111234144340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111234144340 is an abundant number, since it is smaller than the sum of its proper divisors (143593168652).

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

111234144340 is a wasteful number, since it uses less digits than its factorization.

111234144340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505609767 (or 505609765 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 111234144340 its reverse (43441432111), we get a palindrome (154675576451).

The spelling of 111234144340 in words is "one hundred eleven billion, two hundred thirty-four million, one hundred forty-four thousand, three hundred forty".