111404442500402 has 16 divisors (see below), whose sum is σ = 168319248578712. Its totient is φ = 55299253000320.

The previous prime is 111404442500401. The next prime is 111404442500411. The reversal of 111404442500402 is 204005244404111.

It can be written as a sum of positive squares in 4 ways, for example, as 107470562973601 + 3933879526801 = 10366801^2 + 1983401^2 .

It is not an unprimeable number, because it can be changed into a prime (111404442500401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 306491243 + ... + 306854510.

Almost surely, 2^{111404442500402} is an apocalyptic number.

111404442500402 is a deficient number, since it is larger than the sum of its proper divisors (56914806078310).

111404442500402 is a wasteful number, since it uses less digits than its factorization.

111404442500402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 613346413.

The product of its (nonzero) digits is 20480, while the sum is 32.

Adding to 111404442500402 its reverse (204005244404111), we get a palindrome (315409686904513).

The spelling of 111404442500402 in words is "one hundred eleven trillion, four hundred four billion, four hundred forty-two million, five hundred thousand, four hundred two".