11201205422 has 8 divisors (see below), whose sum is σ = 18329245272. Its totient is φ = 5091457000.

The previous prime is 11201205403. The next prime is 11201205443. The reversal of 11201205422 is 22450210211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 11201205394 and 11201205403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 254572829 + ... + 254572872.

It is an arithmetic number, because the mean of its divisors is an integer number (2291155659).

Almost surely, 2^11201205422 is an apocalyptic number.

11201205422 is a deficient number, since it is larger than the sum of its proper divisors (7128039850).

11201205422 is a wasteful number, since it uses less digits than its factorization.

11201205422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 509145714.

The product of its (nonzero) digits is 320, while the sum is 20.

Adding to 11201205422 its reverse (22450210211), we get a palindrome (33651415633).

The spelling of 11201205422 in words is "eleven billion, two hundred one million, two hundred five thousand, four hundred twenty-two".