33122213321233 has 4 divisors (see below), whose sum is σ = 33156969054948. Its totient is φ = 33087457587520.

The previous prime is 33122213321203. The next prime is 33122213321269. The reversal of 33122213321233 is 33212331222133.

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

It can be written as a sum of positive squares in 2 ways, for example, as 25673506011409 + 7448707309824 = 5066903^2 + 2729232^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33122213321233 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 33122213321195 and 33122213321204.

It is not an unprimeable number, because it can be changed into a prime (33122213321203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17377865428 + ... + 17377867333.

It is an arithmetic number, because the mean of its divisors is an integer number (8289242263737).

Almost surely, 2^{33122213321233} is an apocalyptic number.

It is an amenable number.

33122213321233 is a deficient number, since it is larger than the sum of its proper divisors (34755733715).

33122213321233 is an equidigital number, since it uses as much as digits as its factorization.

33122213321233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34755733714.

The product of its digits is 23328, while the sum is 31.

Adding to 33122213321233 its reverse (33212331222133), we get a palindrome (66334544543366).

The spelling of 33122213321233 in words is "thirty-three trillion, one hundred twenty-two billion, two hundred thirteen million, three hundred twenty-one thousand, two hundred thirty-three".