111350213242 has 4 divisors (see below), whose sum is σ = 167025319866. Its totient is φ = 55675106620.

The previous prime is 111350213213. The next prime is 111350213243. The reversal of 111350213242 is 242312053111.

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., 111209577361 + 140635881 = 333481^2 + 11859^2 .

It is not an unprimeable number, because it can be changed into a prime (111350213243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27837553309 + ... + 27837553312.

Almost surely, 2^111350213242 is an apocalyptic number.

111350213242 is a deficient number, since it is larger than the sum of its proper divisors (55675106624).

111350213242 is an equidigital number, since it uses as much as digits as its factorization.

111350213242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55675106623.

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 111350213242 its reverse (242312053111), we get a palindrome (353662266353).

The spelling of 111350213242 in words is "one hundred eleven billion, three hundred fifty million, two hundred thirteen thousand, two hundred forty-two".