222121334011 has 2 divisors, whose sum is σ = 222121334012. Its totient is φ = 222121334010.

The previous prime is 222121334009. The next prime is 222121334021. The reversal of 222121334011 is 110433121222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 222121334011 - 2¹ = 222121334009 is a prime.

Together with 222121334009, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (222121334021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111060667005 + 111060667006.

It is an arithmetic number, because the mean of its divisors is an integer number (111060667006).

Almost surely, 2^222121334011 is an apocalyptic number.

222121334011 is a deficient number, since it is larger than the sum of its proper divisors (1).

222121334011 is an equidigital number, since it uses as much as digits as its factorization.

222121334011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 222121334011 its reverse (110433121222), we get a palindrome (332554455233).

The spelling of 222121334011 in words is "two hundred twenty-two billion, one hundred twenty-one million, three hundred thirty-four thousand, eleven".