111323401044 has 12 divisors (see below), whose sum is σ = 259754602464. Its totient is φ = 37107800344.

The previous prime is 111323401039. The next prime is 111323401073. The reversal of 111323401044 is 440104323111.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4638475032 + ... + 4638475055.

It is an arithmetic number, because the mean of its divisors is an integer number (21646216872).

Almost surely, 2^111323401044 is an apocalyptic number.

It is an amenable number.

111323401044 is an abundant number, since it is smaller than the sum of its proper divisors (148431201420).

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

111323401044 is a wasteful number, since it uses less digits than its factorization.

111323401044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9276950094 (or 9276950092 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 111323401044 its reverse (440104323111), we get a palindrome (551427724155).

The spelling of 111323401044 in words is "one hundred eleven billion, three hundred twenty-three million, four hundred one thousand, forty-four".