1013202021303 has 8 divisors (see below), whose sum is σ = 1501040031600. Its totient is φ = 675468014184.

The previous prime is 1013202021289. The next prime is 1013202021361. The reversal of 1013202021303 is 3031202023101.

1013202021303 is a `hidden beast` number, since 1 + 0 + 1 + 320 + 20 + 21 + 303 = 666.

It is not a de Polignac number, because 1013202021303 - 2¹³ = 1013202013111 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1013202021103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18763000368 + ... + 18763000421.

It is an arithmetic number, because the mean of its divisors is an integer number (187630003950).

Almost surely, 2^{1013202021303} is an apocalyptic number.

1013202021303 is a deficient number, since it is larger than the sum of its proper divisors (487838010297).

1013202021303 is an equidigital number, since it uses as much as digits as its factorization.

1013202021303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37526000798 (or 37526000792 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 1013202021303 its reverse (3031202023101), we get a palindrome (4044404044404).

The spelling of 1013202021303 in words is "one trillion, thirteen billion, two hundred two million, twenty-one thousand, three hundred three".