33220352001 has 32 divisors (see below), whose sum is σ = 49585512960. Its totient is φ = 19659960576.

The previous prime is 33220351993. The next prime is 33220352017. The reversal of 33220352001 is 10025302233.

It is not a de Polignac number, because 33220352001 - 2³ = 33220351993 is a prime.

It is a super-2 number, since 2×33220352001² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33220352021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 144450 + ... + 295476.

It is an arithmetic number, because the mean of its divisors is an integer number (1549547280).

Almost surely, 2^33220352001 is an apocalyptic number.

It is an amenable number.

33220352001 is a deficient number, since it is larger than the sum of its proper divisors (16365160959).

33220352001 is a wasteful number, since it uses less digits than its factorization.

33220352001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151293.

The product of its (nonzero) digits is 1080, while the sum is 21.

Adding to 33220352001 its reverse (10025302233), we get a palindrome (43245654234).

The spelling of 33220352001 in words is "thirty-three billion, two hundred twenty million, three hundred fifty-two thousand, one".