1013202021304 has 96 divisors (see below), whose sum is σ = 2105031272400. Its totient is φ = 456830528000.

The previous prime is 1013202021289. The next prime is 1013202021361. The reversal of 1013202021304 is 4031202023101.

It is a happy number.

It is a super-2 number, since 2×1013202021304² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 252101007 + ... + 252105025.

Almost surely, 2^{1013202021304} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1013202021304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1052515636200).

1013202021304 is an abundant number, since it is smaller than the sum of its proper divisors (1091829251096).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1013202021304 is a wasteful number, since it uses less digits than its factorization.

1013202021304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6085 (or 6070 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 1013202021304 its reverse (4031202023101), we get a palindrome (5044404044405).

The spelling of 1013202021304 in words is "one trillion, thirteen billion, two hundred two million, twenty-one thousand, three hundred four".