111144324003442 has 4 divisors (see below), whose sum is σ = 166716486005166. Its totient is φ = 55572162001720.

The previous prime is 111144324003367. The next prime is 111144324003457. The reversal of 111144324003442 is 244300423441111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 95090991634521 + 16053332368921 = 9751461^2 + 4006661^2 .

It is a junction number, because it is equal to n+sod(n) for n = 111144324003398 and 111144324003407.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27786081000859 + ... + 27786081000862.

Almost surely, 2^{111144324003442} is an apocalyptic number.

111144324003442 is a deficient number, since it is larger than the sum of its proper divisors (55572162001724).

111144324003442 is an equidigital number, since it uses as much as digits as its factorization.

111144324003442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55572162001723.

The product of its (nonzero) digits is 36864, while the sum is 34.

Adding to 111144324003442 its reverse (244300423441111), we get a palindrome (355444747444553).

The spelling of 111144324003442 in words is "one hundred eleven trillion, one hundred forty-four billion, three hundred twenty-four million, three thousand, four hundred forty-two".