111442421222403 has 8 divisors (see below), whose sum is σ = 148589958854400. Its totient is φ = 74294915536008.

The previous prime is 111442421222401. The next prime is 111442421222417. The reversal of 111442421222403 is 304222124244111.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 111442421222403 - 2¹ = 111442421222401 is a prime.

It is a super-2 number, since 2×111442421222403² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (111442421222401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1902778 + ... + 15050096.

It is an arithmetic number, because the mean of its divisors is an integer number (18573744856800).

Almost surely, 2^{111442421222403} is an apocalyptic number.

111442421222403 is a deficient number, since it is larger than the sum of its proper divisors (37147537631997).

111442421222403 is a wasteful number, since it uses less digits than its factorization.

111442421222403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15972801.

The product of its (nonzero) digits is 24576, while the sum is 33.

Adding to 111442421222403 its reverse (304222124244111), we get a palindrome (415664545466514).

The spelling of 111442421222403 in words is "one hundred eleven trillion, four hundred forty-two billion, four hundred twenty-one million, two hundred twenty-two thousand, four hundred three".