111204124444 has 24 divisors (see below), whose sum is σ = 222420409568. Its totient is φ = 47656304640.

The previous prime is 111204124433. The next prime is 111204124453. The reversal of 111204124444 is 444421402111.

It is a Harshad number since it is a multiple of its sum of digits (28).

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, 466012 + ... + 663004.

Almost surely, 2^111204124444 is an apocalyptic number.

111204124444 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

111204124444 is an abundant number, since it is smaller than the sum of its proper divisors (111216285124).

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

111204124444 is a wasteful number, since it uses less digits than its factorization.

111204124444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217165 (or 217163 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 28.

Adding to 111204124444 its reverse (444421402111), we get a palindrome (555625526555).

The spelling of 111204124444 in words is "one hundred eleven billion, two hundred four million, one hundred twenty-four thousand, four hundred forty-four".