33221202213223 has 4 divisors (see below), whose sum is σ = 33221365697128. Its totient is φ = 33221038729320.

The previous prime is 33221202213217. The next prime is 33221202213239. The reversal of 33221202213223 is 32231220212233.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 33221202213223 - 2⁵ = 33221202213191 is a prime.

It is a super-2 number, since 2×33221202213223² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 33221202213191 and 33221202213200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33221202213253) 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 3 ways as a sum of consecutive naturals, for example, 81436761 + ... + 81843682.

It is an arithmetic number, because the mean of its divisors is an integer number (8305341424282).

Almost surely, 2^{33221202213223} is an apocalyptic number.

33221202213223 is a deficient number, since it is larger than the sum of its proper divisors (163483905).

33221202213223 is a wasteful number, since it uses less digits than its factorization.

33221202213223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163483904.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 33221202213223 its reverse (32231220212233), we get a palindrome (65452422425456).

The spelling of 33221202213223 in words is "thirty-three trillion, two hundred twenty-one billion, two hundred two million, two hundred thirteen thousand, two hundred twenty-three".