11223230222021 has 2 divisors, whose sum is σ = 11223230222022. Its totient is φ = 11223230222020.

The previous prime is 11223230221979. The next prime is 11223230222119. The reversal of 11223230222021 is 12022203232211.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11134968348100 + 88261873921 = 3336910^2 + 297089^2 .

It is a cyclic number.

It is not a de Polignac number, because 11223230222021 - 2¹⁴ = 11223230205637 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11223230212021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5611615111010 + 5611615111011.

It is an arithmetic number, because the mean of its divisors is an integer number (5611615111011).

Almost surely, 2^{11223230222021} is an apocalyptic number.

It is an amenable number.

11223230222021 is a deficient number, since it is larger than the sum of its proper divisors (1).

11223230222021 is an equidigital number, since it uses as much as digits as its factorization.

11223230222021 is an odious number, because the sum of its binary digits is odd.

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

Adding to 11223230222021 its reverse (12022203232211), we get a palindrome (23245433454232).

The spelling of 11223230222021 in words is "eleven trillion, two hundred twenty-three billion, two hundred thirty million, two hundred twenty-two thousand, twenty-one".