11220223202 has 4 divisors (see below), whose sum is σ = 16830334806. Its totient is φ = 5610111600.

The previous prime is 11220223199. The next prime is 11220223213. The reversal of 11220223202 is 20232202211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20232202211 = 13 ⋅1556323247.

It can be written as a sum of positive squares in only one way, i.e., 10782953281 + 437269921 = 103841^2 + 20911^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2805055799 + ... + 2805055802.

Almost surely, 2^11220223202 is an apocalyptic number.

11220223202 is a deficient number, since it is larger than the sum of its proper divisors (5610111604).

11220223202 is an equidigital number, since it uses as much as digits as its factorization.

11220223202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5610111603.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 11220223202 its reverse (20232202211), we get a palindrome (31452425413).

The spelling of 11220223202 in words is "eleven billion, two hundred twenty million, two hundred twenty-three thousand, two hundred two".