2221303232111 has 2 divisors, whose sum is σ = 2221303232112. Its totient is φ = 2221303232110.

The previous prime is 2221303232089. The next prime is 2221303232117. The reversal of 2221303232111 is 1112323031222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2221303232111 - 2³⁴ = 2204123362927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2221303232117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1110651616055 + 1110651616056.

It is an arithmetic number, because the mean of its divisors is an integer number (1110651616056).

Almost surely, 2^{2221303232111} is an apocalyptic number.

2221303232111 is a deficient number, since it is larger than the sum of its proper divisors (1).

2221303232111 is an equidigital number, since it uses as much as digits as its factorization.

2221303232111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 2221303232111 its reverse (1112323031222), we get a palindrome (3333626263333).

The spelling of 2221303232111 in words is "two trillion, two hundred twenty-one billion, three hundred three million, two hundred thirty-two thousand, one hundred eleven".