111400212400443 has 20 divisors (see below), whose sum is σ = 166665186057480. Its totient is φ = 74154112012512.

The previous prime is 111400212400441. The next prime is 111400212400487. The reversal of 111400212400443 is 344004212004111.

111400212400443 is a `hidden beast` number, since 1 + 1 + 1 + 4 + 0 + 0 + 212 + 4 + 0 + 0 + 443 = 666.

It is not a de Polignac number, because 111400212400443 - 2¹ = 111400212400441 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (111400212400441) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1043430130 + ... + 1043536887.

It is an arithmetic number, because the mean of its divisors is an integer number (8333259302874).

Almost surely, 2^{111400212400443} is an apocalyptic number.

111400212400443 is a deficient number, since it is larger than the sum of its proper divisors (55264973657037).

111400212400443 is an equidigital number, since it uses as much as digits as its factorization.

111400212400443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2086967688 (or 2086967679 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

Adding to 111400212400443 its reverse (344004212004111), we get a palindrome (455404424404554).

The spelling of 111400212400443 in words is "one hundred eleven trillion, four hundred billion, two hundred twelve million, four hundred thousand, four hundred forty-three".