2021201222323 has 2 divisors, whose sum is σ = 2021201222324. Its totient is φ = 2021201222322.

The previous prime is 2021201222297. The next prime is 2021201222347. The reversal of 2021201222323 is 3232221021202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2021201222323 - 2¹⁷ = 2021201091251 is a prime.

It is a super-2 number, since 2×2021201222323² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2021201222294 and 2021201222303.

It is not a weakly prime, because it can be changed into another prime (2021201222123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1010600611161 + 1010600611162.

It is an arithmetic number, because the mean of its divisors is an integer number (1010600611162).

Almost surely, 2^{2021201222323} is an apocalyptic number.

2021201222323 is a deficient number, since it is larger than the sum of its proper divisors (1).

2021201222323 is an equidigital number, since it uses as much as digits as its factorization.

2021201222323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 2021201222323 its reverse (3232221021202), we get a palindrome (5253422243525).

The spelling of 2021201222323 in words is "two trillion, twenty-one billion, two hundred one million, two hundred twenty-two thousand, three hundred twenty-three".