3205220203028 has 24 divisors (see below), whose sum is σ = 5939211403944. Its totient is φ = 1508306688000.

The previous prime is 3205220202997. The next prime is 3205220203039. The reversal of 3205220203028 is 8203020225023.

It can be written as a sum of positive squares in 4 ways, for example, as 972981014404 + 2232239188624 = 986398^2 + 1494068^2 .

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, 2866658 + ... + 3824678.

It is an arithmetic number, because the mean of its divisors is an integer number (247467141831).

Almost surely, 2^{3205220203028} is an apocalyptic number.

It is an amenable number.

3205220203028 is a deficient number, since it is larger than the sum of its proper divisors (2733991200916).

3205220203028 is a wasteful number, since it uses less digits than its factorization.

3205220203028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1007243 (or 1007241 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

The spelling of 3205220203028 in words is "three trillion, two hundred five billion, two hundred twenty million, two hundred three thousand, twenty-eight".