33213011221223 has 2 divisors, whose sum is σ = 33213011221224. Its totient is φ = 33213011221222.

The previous prime is 33213011221213. The next prime is 33213011221237. The reversal of 33213011221223 is 32212211031233.

It is a weak prime.

It is an emirp because it is prime and its reverse (32212211031233) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 33213011221223 - 2³⁴ = 33195831352039 is a prime.

It is a super-2 number, since 2×33213011221223² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33213011221192 and 33213011221201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33213011221213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16606505610611 + 16606505610612.

It is an arithmetic number, because the mean of its divisors is an integer number (16606505610612).

Almost surely, 2^{33213011221223} is an apocalyptic number.

33213011221223 is a deficient number, since it is larger than the sum of its proper divisors (1).

33213011221223 is an equidigital number, since it uses as much as digits as its factorization.

33213011221223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 33213011221223 its reverse (32212211031233), we get a palindrome (65425222252456).

The spelling of 33213011221223 in words is "thirty-three trillion, two hundred thirteen billion, eleven million, two hundred twenty-one thousand, two hundred twenty-three".