21223323222033 has 8 divisors (see below), whose sum is σ = 29210595402496. Its totient is φ = 13692466594800.

The previous prime is 21223323221999. The next prime is 21223323222037. The reversal of 21223323222033 is 33022232332212.

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

It is not a de Polignac number, because 21223323222033 - 2²¹ = 21223321124881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21223323222037) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114103888198 + ... + 114103888383.

It is an arithmetic number, because the mean of its divisors is an integer number (3651324425312).

Almost surely, 2^{21223323222033} is an apocalyptic number.

It is an amenable number.

21223323222033 is a deficient number, since it is larger than the sum of its proper divisors (7987272180463).

21223323222033 is a wasteful number, since it uses less digits than its factorization.

21223323222033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228207776615.

The product of its (nonzero) digits is 31104, while the sum is 30.

Adding to 21223323222033 its reverse (33022232332212), we get a palindrome (54245555554245).

The spelling of 21223323222033 in words is "twenty-one trillion, two hundred twenty-three billion, three hundred twenty-three million, two hundred twenty-two thousand, thirty-three".