3203402221313 has 6 divisors (see below), whose sum is σ = 3726406665666. Its totient is φ = 2745773332512.

The previous prime is 3203402221273. The next prime is 3203402221363. The reversal of 3203402221313 is 3131222043023.

It is a happy number.

3203402221313 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 can be written as a sum of positive squares in only one way, i.e., 1943492504464 + 1259909716849 = 1394092^2 + 1122457^2 .

It is not a de Polignac number, because 3203402221313 - 2¹⁴ = 3203402204929 is a prime.

It is a super-3 number, since 3×3203402221313³ (a number of 38 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3203402221363) 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, 32687777720 + ... + 32687777817.

It is an arithmetic number, because the mean of its divisors is an integer number (621067777611).

Almost surely, 2^{3203402221313} is an apocalyptic number.

It is an amenable number.

3203402221313 is a deficient number, since it is larger than the sum of its proper divisors (523004444353).

3203402221313 is an equidigital number, since it uses as much as digits as its factorization.

3203402221313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65375555551 (or 65375555544 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 3203402221313 its reverse (3131222043023), we get a palindrome (6334624264336).

The spelling of 3203402221313 in words is "three trillion, two hundred three billion, four hundred two million, two hundred twenty-one thousand, three hundred thirteen".