11203202242 has 4 divisors (see below), whose sum is σ = 16804803366. Its totient is φ = 5601601120.

The previous prime is 11203202173. The next prime is 11203202267. The reversal of 11203202242 is 24220230211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24220230211 = 101749 ⋅238039.

It can be written as a sum of positive squares in only one way, i.e., 8328205081 + 2874997161 = 91259^2 + 53619^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2800800559 + ... + 2800800562.

Almost surely, 2^11203202242 is an apocalyptic number.

11203202242 is a deficient number, since it is larger than the sum of its proper divisors (5601601124).

11203202242 is an equidigital number, since it uses as much as digits as its factorization.

11203202242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5601601123.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 11203202242 its reverse (24220230211), we get a palindrome (35423432453).

The spelling of 11203202242 in words is "eleven billion, two hundred three million, two hundred two thousand, two hundred forty-two".