2222300124221 has 2 divisors, whose sum is σ = 2222300124222. Its totient is φ = 2222300124220.

The previous prime is 2222300124217. The next prime is 2222300124251. The reversal of 2222300124221 is 1224210032222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1338209376100 + 884090748121 = 1156810^2 + 940261^2 .

It is a cyclic number.

It is not a de Polignac number, because 2222300124221 - 2² = 2222300124217 is a prime.

It is a super-2 number, since 2×2222300124221² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2222300124251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1111150062110 + 1111150062111.

It is an arithmetic number, because the mean of its divisors is an integer number (1111150062111).

Almost surely, 2^{2222300124221} is an apocalyptic number.

It is an amenable number.

2222300124221 is a deficient number, since it is larger than the sum of its proper divisors (1).

2222300124221 is an equidigital number, since it uses as much as digits as its factorization.

2222300124221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 2222300124221 its reverse (1224210032222), we get a palindrome (3446510156443).

The spelling of 2222300124221 in words is "two trillion, two hundred twenty-two billion, three hundred million, one hundred twenty-four thousand, two hundred twenty-one".