111144522665323 has 16 divisors (see below), whose sum is σ = 127876045766400. Its totient is φ = 94626445457376.

The previous prime is 111144522665317. The next prime is 111144522665357. The reversal of 111144522665323 is 323566225441111.

It is a happy number.

It is not a de Polignac number, because 111144522665323 - 2¹³ = 111144522657131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111144582665323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 121310740 + ... + 122223502.

It is an arithmetic number, because the mean of its divisors is an integer number (7992252860400).

Almost surely, 2^{111144522665323} is an apocalyptic number.

111144522665323 is a deficient number, since it is larger than the sum of its proper divisors (16731523101077).

111144522665323 is a wasteful number, since it uses less digits than its factorization.

111144522665323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1029666.

The product of its digits is 1036800, while the sum is 46.

The spelling of 111144522665323 in words is "one hundred eleven trillion, one hundred forty-four billion, five hundred twenty-two million, six hundred sixty-five thousand, three hundred twenty-three".