1002532203313 has 6 divisors (see below), whose sum is σ = 1011482695574. Its totient is φ = 993660224256.

The previous prime is 1002532203311. The next prime is 1002532203347. The reversal of 1002532203313 is 3133022352001.

It can be written as a sum of positive squares in 3 ways, for example, as 4485248784 + 998046954529 = 66972^2 + 999023^2 .

It is not a de Polignac number, because 1002532203313 - 2¹ = 1002532203311 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1002532203311) 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, 39243720 + ... + 39269257.

Almost surely, 2^{1002532203313} is an apocalyptic number.

It is an amenable number.

1002532203313 is a deficient number, since it is larger than the sum of its proper divisors (8950492261).

1002532203313 is an frugal number, since it uses more digits than its factorization.

1002532203313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78513203 (or 78513090 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 25.

Adding to 1002532203313 its reverse (3133022352001), we get a palindrome (4135554555314).

The spelling of 1002532203313 in words is "one trillion, two billion, five hundred thirty-two million, two hundred three thousand, three hundred thirteen".