33123221201 has 8 divisors (see below), whose sum is σ = 38034519744. Its totient is φ = 28256775120.

The previous prime is 33123221171. The next prime is 33123221203. The reversal of 33123221201 is 10212232133.

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

It is not a de Polignac number, because 33123221201 - 2⁶ = 33123221137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33123221203) 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, 11211530 + ... + 11214483.

It is an arithmetic number, because the mean of its divisors is an integer number (4754314968).

Almost surely, 2^33123221201 is an apocalyptic number.

It is an amenable number.

33123221201 is a deficient number, since it is larger than the sum of its proper divisors (4911298543).

33123221201 is a wasteful number, since it uses less digits than its factorization.

33123221201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22426231.

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

Adding to 33123221201 its reverse (10212232133), we get a palindrome (43335453334).

The spelling of 33123221201 in words is "thirty-three billion, one hundred twenty-three million, two hundred twenty-one thousand, two hundred one".