111501314242 has 4 divisors (see below), whose sum is σ = 167251971366. Its totient is φ = 55750657120.

The previous prime is 111501314227. The next prime is 111501314251. The reversal of 111501314242 is 242413105111.

It is a happy number.

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., 86270850961 + 25230463281 = 293719^2 + 158841^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27875328559 + ... + 27875328562.

Almost surely, 2^111501314242 is an apocalyptic number.

111501314242 is a deficient number, since it is larger than the sum of its proper divisors (55750657124).

111501314242 is an equidigital number, since it uses as much as digits as its factorization.

111501314242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55750657123.

The product of its (nonzero) digits is 960, while the sum is 25.

Adding to 111501314242 its reverse (242413105111), we get a palindrome (353914419353).

The spelling of 111501314242 in words is "one hundred eleven billion, five hundred one million, three hundred fourteen thousand, two hundred forty-two".