3203221013212 has 24 divisors (see below), whose sum is σ = 6116170460400. Its totient is φ = 1455788040960.

The previous prime is 3203221013197. The next prime is 3203221013227. The reversal of 3203221013212 is 2123101223023.

It is an interprime number because it is at equal distance from previous prime (3203221013197) and next prime (3203221013227).

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5245087 + ... + 5823862.

It is an arithmetic number, because the mean of its divisors is an integer number (254840435850).

Almost surely, 2^{3203221013212} is an apocalyptic number.

It is an amenable number.

3203221013212 is a deficient number, since it is larger than the sum of its proper divisors (2912949447188).

3203221013212 is a wasteful number, since it uses less digits than its factorization.

3203221013212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11075541 (or 11075539 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 3203221013212 its reverse (2123101223023), we get a palindrome (5326322236235).

The spelling of 3203221013212 in words is "three trillion, two hundred three billion, two hundred twenty-one million, thirteen thousand, two hundred twelve".