3200223100021 has 4 divisors (see below), whose sum is σ = 3230131727232. Its totient is φ = 3170314472812.

The previous prime is 3200223099979. The next prime is 3200223100043. The reversal of 3200223100021 is 1200013220023.

3200223100021 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

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 a de Polignac number, because none of the positive numbers 2^k-3200223100021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3200223099968 and 3200223100004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3200223100051) 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, 14954313445 + ... + 14954313658.

It is an arithmetic number, because the mean of its divisors is an integer number (807532931808).

Almost surely, 2^{3200223100021} is an apocalyptic number.

It is an amenable number.

3200223100021 is a deficient number, since it is larger than the sum of its proper divisors (29908627211).

3200223100021 is a wasteful number, since it uses less digits than its factorization.

3200223100021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29908627210.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 3200223100021 its reverse (1200013220023), we get a palindrome (4400236320044).

The spelling of 3200223100021 in words is "three trillion, two hundred billion, two hundred twenty-three million, one hundred thousand, twenty-one".