11203342134 has 32 divisors (see below), whose sum is σ = 23594820480. Its totient is φ = 3536572032.

The previous prime is 11203342133. The next prime is 11203342151. The reversal of 11203342134 is 43124330211.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11203342133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 313297 + ... + 347219.

It is an arithmetic number, because the mean of its divisors is an integer number (737338140).

Almost surely, 2^11203342134 is an apocalyptic number.

11203342134 is an abundant number, since it is smaller than the sum of its proper divisors (12391478346).

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

11203342134 is a wasteful number, since it uses less digits than its factorization.

11203342134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36844.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 11203342134 its reverse (43124330211), we get a palindrome (54327672345).

The spelling of 11203342134 in words is "eleven billion, two hundred three million, three hundred forty-two thousand, one hundred thirty-four".