213023221201123 has 2 divisors, whose sum is σ = 213023221201124. Its totient is φ = 213023221201122.

The previous prime is 213023221201097. The next prime is 213023221201151. The reversal of 213023221201123 is 321102122320312.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 213023221201123 - 2³⁷ = 212885782247651 is a prime.

It is a super-2 number, since 2×213023221201123² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (213023221201183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106511610600561 + 106511610600562.

It is an arithmetic number, because the mean of its divisors is an integer number (106511610600562).

Almost surely, 2^{213023221201123} is an apocalyptic number.

213023221201123 is a deficient number, since it is larger than the sum of its proper divisors (1).

213023221201123 is an equidigital number, since it uses as much as digits as its factorization.

213023221201123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 213023221201123 its reverse (321102122320312), we get a palindrome (534125343521435).

The spelling of 213023221201123 in words is "two hundred thirteen trillion, twenty-three billion, two hundred twenty-one million, two hundred one thousand, one hundred twenty-three".