222021022323211 has 2 divisors, whose sum is σ = 222021022323212. Its totient is φ = 222021022323210.

The previous prime is 222021022323161. The next prime is 222021022323229. The reversal of 222021022323211 is 112323220120222.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222021022323211 is a prime.

It is not a weakly prime, because it can be changed into another prime (222021022323251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111010511161605 + 111010511161606.

It is an arithmetic number, because the mean of its divisors is an integer number (111010511161606).

Almost surely, 2^{222021022323211} is an apocalyptic number.

222021022323211 is a deficient number, since it is larger than the sum of its proper divisors (1).

222021022323211 is an equidigital number, since it uses as much as digits as its factorization.

222021022323211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 222021022323211 its reverse (112323220120222), we get a palindrome (334344242443433).

The spelling of 222021022323211 in words is "two hundred twenty-two trillion, twenty-one billion, twenty-two million, three hundred twenty-three thousand, two hundred eleven".