111104213042 has 4 divisors (see below), whose sum is σ = 166656319566. Its totient is φ = 55552106520.

The previous prime is 111104213039. The next prime is 111104213159. The reversal of 111104213042 is 240312401111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 103022382841 + 8081830201 = 320971^2 + 89899^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27776053259 + ... + 27776053262.

Almost surely, 2^111104213042 is an apocalyptic number.

111104213042 is a deficient number, since it is larger than the sum of its proper divisors (55552106524).

111104213042 is an equidigital number, since it uses as much as digits as its factorization.

111104213042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55552106523.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 111104213042 its reverse (240312401111), we get a palindrome (351416614153).

The spelling of 111104213042 in words is "one hundred eleven billion, one hundred four million, two hundred thirteen thousand, forty-two".