111424300400 has 240 divisors, whose sum is σ = 326673329664. Its totient is φ = 35690941440.

The previous prime is 111424300399. The next prime is 111424300411. The reversal of 111424300400 is 4003424111.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2749082 + ... + 2789318.

Almost surely, 2^111424300400 is an apocalyptic number.

111424300400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111424300400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (163336664832).

111424300400 is an abundant number, since it is smaller than the sum of its proper divisors (215249029264).

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

111424300400 is a wasteful number, since it uses less digits than its factorization.

111424300400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40328 (or 40317 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 111424300400 its reverse (4003424111), we get a palindrome (115427724511).

The spelling of 111424300400 in words is "one hundred eleven billion, four hundred twenty-four million, three hundred thousand, four hundred".