11221110202 has 8 divisors (see below), whose sum is σ = 17821763316. Its totient is φ = 5280522432.

The previous prime is 11221110191. The next prime is 11221110203. The reversal of 11221110202 is 20201112211.

It can be written as a sum of positive squares in 2 ways, for example, as 9870621201 + 1350489001 = 99351^2 + 36749^2 .

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

It is not an unprimeable number, because it can be changed into a prime (11221110203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 165016293 + ... + 165016360.

Almost surely, 2^11221110202 is an apocalyptic number.

11221110202 is a deficient number, since it is larger than the sum of its proper divisors (6600653114).

11221110202 is a wasteful number, since it uses less digits than its factorization.

11221110202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330032672.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11221110202 its reverse (20201112211), we get a palindrome (31422222413).

The spelling of 11221110202 in words is "eleven billion, two hundred twenty-one million, one hundred ten thousand, two hundred two".