11203113313242 has 24 divisors (see below), whose sum is σ = 24274170341460. Its totient is φ = 3734254464000.

The previous prime is 11203113313207. The next prime is 11203113313291. The reversal of 11203113313242 is 24231331130211.

11203113313242 is a `hidden beast` number, since 1 + 1 + 2 + 0 + 3 + 1 + 1 + 331 + 324 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 8858236685841 + 2344876627401 = 2976279^2 + 1531299^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9126759 + ... + 10281242.

Almost surely, 2^{11203113313242} is an apocalyptic number.

11203113313242 is an abundant number, since it is smaller than the sum of its proper divisors (13071057028218).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11203113313242 is a wasteful number, since it uses less digits than its factorization.

11203113313242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19440078 (or 19440075 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

Adding to 11203113313242 its reverse (24231331130211), we get a palindrome (35434444443453).

The spelling of 11203113313242 in words is "eleven trillion, two hundred three billion, one hundred thirteen million, three hundred thirteen thousand, two hundred forty-two".