33010030122221 has 4 divisors (see below), whose sum is σ = 33064412380032. Its totient is φ = 32955647864412.

The previous prime is 33010030122169. The next prime is 33010030122239. The reversal of 33010030122221 is 12222103001033.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 33010030122221 - 2¹⁴ = 33010030105837 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 33010030122193 and 33010030122202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33010030122281) 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, 27191127995 + ... + 27191129208.

It is an arithmetic number, because the mean of its divisors is an integer number (8266103095008).

Almost surely, 2^{33010030122221} is an apocalyptic number.

It is an amenable number.

33010030122221 is a deficient number, since it is larger than the sum of its proper divisors (54382257811).

33010030122221 is an equidigital number, since it uses as much as digits as its factorization.

33010030122221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54382257810.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 33010030122221 its reverse (12222103001033), we get a palindrome (45232133123254).

The spelling of 33010030122221 in words is "thirty-three trillion, ten billion, thirty million, one hundred twenty-two thousand, two hundred twenty-one".