1002011301 has 6 divisors (see below), whose sum is σ = 1447349670. Its totient is φ = 668007528.

The previous prime is 1002011293. The next prime is 1002011347. The reversal of 1002011301 is 1031102001.

It can be written as a sum of positive squares in only one way, i.e., 692216100 + 309795201 = 26310^2 + 17601^2 .

It is not a de Polignac number, because 1002011301 - 2³ = 1002011293 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9), and also a Moran number because the ratio is a prime number: 111334589 = 1002011301 / (1 + 0 + 0 + 2 + 0 + 1 + 1 + 3 + 0 + 1).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002011201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 55667286 + ... + 55667303.

It is an arithmetic number, because the mean of its divisors is an integer number (241224945).

Almost surely, 2^1002011301 is an apocalyptic number.

It is an amenable number.

1002011301 is a deficient number, since it is larger than the sum of its proper divisors (445338369).

1002011301 is a wasteful number, since it uses less digits than its factorization.

1002011301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111334595 (or 111334592 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

The square root of 1002011301 is about 31654.5620882678. The cubic root of 1002011301 is about 1000.6699846869.

Adding to 1002011301 its reverse (1031102001), we get a palindrome (2033113302).

It can be divided in two parts, 10020 and 11301, that added together give a triangular number (21321 = T₂₀₆).

The spelling of 1002011301 in words is "one billion, two million, eleven thousand, three hundred one".