111103434242 has 8 divisors (see below), whose sum is σ = 169002407232. Its totient is φ = 54769298500.

The previous prime is 111103434241. The next prime is 111103434251. The reversal of 111103434242 is 242434301111.

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

It is a super-2 number, since 2×111103434242² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (111103434241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 391209134 + ... + 391209417.

It is an arithmetic number, because the mean of its divisors is an integer number (21125300904).

Almost surely, 2^111103434242 is an apocalyptic number.

111103434242 is a deficient number, since it is larger than the sum of its proper divisors (57898972990).

111103434242 is an equidigital number, since it uses as much as digits as its factorization.

111103434242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 782418624.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 111103434242 its reverse (242434301111), we get a palindrome (353537735353).

The spelling of 111103434242 in words is "one hundred eleven billion, one hundred three million, four hundred thirty-four thousand, two hundred forty-two".