111141222040 has 32 divisors (see below), whose sum is σ = 250274015280. Its totient is φ = 44419819392.

The previous prime is 111141222037. The next prime is 111141222077. The reversal of 111141222040 is 40222141111.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 111141221999 and 111141222017.

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, 1096794 + ... + 1193833.

Almost surely, 2^111141222040 is an apocalyptic number.

111141222040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111141222040 is an abundant number, since it is smaller than the sum of its proper divisors (139132793240).

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

111141222040 is a wasteful number, since it uses less digits than its factorization.

111141222040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2291851 (or 2291847 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 111141222040 its reverse (40222141111), we get a palindrome (151363363151).

The spelling of 111141222040 in words is "one hundred eleven billion, one hundred forty-one million, two hundred twenty-two thousand, forty".