11322220203 has 32 divisors (see below), whose sum is σ = 19267269120. Its totient is φ = 6436977120.

The previous prime is 11322220199. The next prime is 11322220219. The reversal of 11322220203 is 30202222311.

It is not a de Polignac number, because 11322220203 - 2² = 11322220199 is a prime.

It is a super-2 number, since 2×11322220203² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11322220253) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 114813 + ... + 189278.

It is an arithmetic number, because the mean of its divisors is an integer number (602102160).

Almost surely, 2^11322220203 is an apocalyptic number.

11322220203 is a deficient number, since it is larger than the sum of its proper divisors (7945048917).

11322220203 is a wasteful number, since it uses less digits than its factorization.

11322220203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304304 (or 304298 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 11322220203 its reverse (30202222311), we get a palindrome (41524442514).

The spelling of 11322220203 in words is "eleven billion, three hundred twenty-two million, two hundred twenty thousand, two hundred three".