33022121223121 has 4 divisors (see below), whose sum is σ = 33026332699044. Its totient is φ = 33017909747200.

The previous prime is 33022121223089. The next prime is 33022121223137. The reversal of 33022121223121 is 12132212122033.

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 5663352848400 + 27358768374721 = 2379780^2 + 5230561^2 .

It is a cyclic number.

It is not a de Polignac number, because 33022121223121 - 2⁵ = 33022121223089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33022121223151) 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, 2105726200 + ... + 2105741881.

It is an arithmetic number, because the mean of its divisors is an integer number (8256583174761).

Almost surely, 2^{33022121223121} is an apocalyptic number.

It is an amenable number.

33022121223121 is a deficient number, since it is larger than the sum of its proper divisors (4211475923).

33022121223121 is an equidigital number, since it uses as much as digits as its factorization.

33022121223121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4211475922.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 33022121223121 its reverse (12132212122033), we get a palindrome (45154333345154).

The spelling of 33022121223121 in words is "thirty-three trillion, twenty-two billion, one hundred twenty-one million, two hundred twenty-three thousand, one hundred twenty-one".