111435253442 has 8 divisors (see below), whose sum is σ = 167159946000. Its totient is φ = 55715271444.

The previous prime is 111435253427. The next prime is 111435253471. The reversal of 111435253442 is 244352534111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1117892 + ... + 1213487.

It is an arithmetic number, because the mean of its divisors is an integer number (20894993250).

Almost surely, 2^111435253442 is an apocalyptic number.

111435253442 is a deficient number, since it is larger than the sum of its proper divisors (55724692558).

111435253442 is a wasteful number, since it uses less digits than its factorization.

111435253442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2355280.

The product of its digits is 57600, while the sum is 35.

Adding to 111435253442 its reverse (244352534111), we get a palindrome (355787787553).

The spelling of 111435253442 in words is "one hundred eleven billion, four hundred thirty-five million, two hundred fifty-three thousand, four hundred forty-two".