2221200120323 has 2 divisors, whose sum is σ = 2221200120324. Its totient is φ = 2221200120322.

The previous prime is 2221200120283. The next prime is 2221200120389. The reversal of 2221200120323 is 3230210021222.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2221200120323 - 2⁸ = 2221200120067 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2221200120295 and 2221200120304.

It is not a weakly prime, because it can be changed into another prime (2221200126323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1110600060161 + 1110600060162.

It is an arithmetic number, because the mean of its divisors is an integer number (1110600060162).

Almost surely, 2^{2221200120323} is an apocalyptic number.

2221200120323 is a deficient number, since it is larger than the sum of its proper divisors (1).

2221200120323 is an equidigital number, since it uses as much as digits as its factorization.

2221200120323 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 20.

Adding to 2221200120323 its reverse (3230210021222), we get a palindrome (5451410141545).

The spelling of 2221200120323 in words is "two trillion, two hundred twenty-one billion, two hundred million, one hundred twenty thousand, three hundred twenty-three".