111443212301201 has 96 divisors (see below), whose sum is σ = 130719631795200. Its totient is φ = 94667780592000.

The previous prime is 111443212301171. The next prime is 111443212301219. The reversal of 111443212301201 is 102103212344111.

It is a happy number.

It is not a de Polignac number, because 111443212301201 - 2²² = 111443208106897 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111443212301101) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 69782849735 + ... + 69782851331.

It is an arithmetic number, because the mean of its divisors is an integer number (1361662831200).

Almost surely, 2^{111443212301201} is an apocalyptic number.

111443212301201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

111443212301201 is a deficient number, since it is larger than the sum of its proper divisors (19276419493999).

111443212301201 is a wasteful number, since it uses less digits than its factorization.

111443212301201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3091 (or 3080 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 26.

Adding to 111443212301201 its reverse (102103212344111), we get a palindrome (213546424645312).

The spelling of 111443212301201 in words is "one hundred eleven trillion, four hundred forty-three billion, two hundred twelve million, three hundred one thousand, two hundred one".