11232122230221 has 16 divisors (see below), whose sum is σ = 15187278850560. Its totient is φ = 7382526104240.

The previous prime is 11232122230213. The next prime is 11232122230247. The reversal of 11232122230221 is 12203222123211.

It is a cyclic number.

It is not a de Polignac number, because 11232122230221 - 2³ = 11232122230213 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11232122230191 and 11232122230200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11232122230211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20470966 + ... + 21012488.

It is an arithmetic number, because the mean of its divisors is an integer number (949204928160).

Almost surely, 2^{11232122230221} is an apocalyptic number.

It is an amenable number.

11232122230221 is a deficient number, since it is larger than the sum of its proper divisors (3955156620339).

11232122230221 is an equidigital number, since it uses as much as digits as its factorization.

11232122230221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 638976.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 11232122230221 its reverse (12203222123211), we get a palindrome (23435344353432).

The spelling of 11232122230221 in words is "eleven trillion, two hundred thirty-two billion, one hundred twenty-two million, two hundred thirty thousand, two hundred twenty-one".