32331220001 has 4 divisors (see below), whose sum is σ = 32333607600. Its totient is φ = 32328832404.

The previous prime is 32331219997. The next prime is 32331220003. The reversal of 32331220001 is 10002213323.

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 32331220001 - 2² = 32331219997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32331220003) 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, 1173371 + ... + 1200608.

It is an arithmetic number, because the mean of its divisors is an integer number (8083401900).

Almost surely, 2^32331220001 is an apocalyptic number.

It is an amenable number.

32331220001 is a deficient number, since it is larger than the sum of its proper divisors (2387599).

32331220001 is a wasteful number, since it uses less digits than its factorization.

32331220001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2387598.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 32331220001 its reverse (10002213323), we get a palindrome (42333433324).

The spelling of 32331220001 in words is "thirty-two billion, three hundred thirty-one million, two hundred twenty thousand, one".