11230221023222 has 4 divisors (see below), whose sum is σ = 16845331534836. Its totient is φ = 5615110511610.

The previous prime is 11230221023173. The next prime is 11230221023227. The reversal of 11230221023222 is 22232012203211.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×11230221023222² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11230221023227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2807555255804 + ... + 2807555255807.

It is an arithmetic number, because the mean of its divisors is an integer number (4211332883709).

Almost surely, 2^{11230221023222} is an apocalyptic number.

11230221023222 is a deficient number, since it is larger than the sum of its proper divisors (5615110511614).

11230221023222 is an equidigital number, since it uses as much as digits as its factorization.

11230221023222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5615110511613.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 11230221023222 its reverse (22232012203211), we get a palindrome (33462233226433).

The spelling of 11230221023222 in words is "eleven trillion, two hundred thirty billion, two hundred twenty-one million, twenty-three thousand, two hundred twenty-two".