213023122231223 has 8 divisors (see below), whose sum is σ = 213271626707280. Its totient is φ = 212774630523840.

The previous prime is 213023122231217. The next prime is 213023122231307. The reversal of 213023122231223 is 322132221320312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 213023122231223 - 2⁸ = 213023122230967 is a prime.

It is a super-3 number, since 3×213023122231223³ (a number of 44 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213023122221223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30399848 + ... + 36745026.

It is an arithmetic number, because the mean of its divisors is an integer number (26658953338410).

Almost surely, 2^{213023122231223} is an apocalyptic number.

213023122231223 is a deficient number, since it is larger than the sum of its proper divisors (248504476057).

213023122231223 is an equidigital number, since it uses as much as digits as its factorization.

213023122231223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6384337.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 213023122231223 its reverse (322132221320312), we get a palindrome (535155343551535).

The spelling of 213023122231223 in words is "two hundred thirteen trillion, twenty-three billion, one hundred twenty-two million, two hundred thirty-one thousand, two hundred twenty-three".