3213212100203 has 6 divisors (see below), whose sum is σ = 3737818157436. Its totient is φ = 2754181800132.

The previous prime is 3213212100199. The next prime is 3213212100209. The reversal of 3213212100203 is 3020012123123.

It is not a de Polignac number, because 3213212100203 - 2² = 3213212100199 is a prime.

It is a super-2 number, since 2×3213212100203² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3213212100209) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 32787878525 + ... + 32787878622.

It is an arithmetic number, because the mean of its divisors is an integer number (622969692906).

Almost surely, 2^{3213212100203} is an apocalyptic number.

3213212100203 is a deficient number, since it is larger than the sum of its proper divisors (524606057233).

3213212100203 is an equidigital number, since it uses as much as digits as its factorization.

3213212100203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65575757161 (or 65575757154 counting only the distinct ones).

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

Adding to 3213212100203 its reverse (3020012123123), we get a palindrome (6233224223326).

The spelling of 3213212100203 in words is "three trillion, two hundred thirteen billion, two hundred twelve million, one hundred thousand, two hundred three".