111321104134 has 4 divisors (see below), whose sum is σ = 166981656204. Its totient is φ = 55660552066.

The previous prime is 111321104099. The next prime is 111321104149. The reversal of 111321104134 is 431401123111.

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

It is a super-2 number, since 2×111321104134² (a number of 23 digits) contains 22 as substring.

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 as a sum of consecutive naturals, namely, 27830276032 + ... + 27830276035.

It is an arithmetic number, because the mean of its divisors is an integer number (41745414051).

Almost surely, 2^111321104134 is an apocalyptic number.

111321104134 is a deficient number, since it is larger than the sum of its proper divisors (55660552070).

111321104134 is an equidigital number, since it uses as much as digits as its factorization.

111321104134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55660552069.

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 111321104134 its reverse (431401123111), we get a palindrome (542722227245).

The spelling of 111321104134 in words is "one hundred eleven billion, three hundred twenty-one million, one hundred four thousand, one hundred thirty-four".