1002021003295 has 16 divisors (see below), whose sum is σ = 1297995304032. Its totient is φ = 738196341120.

The previous prime is 1002021003287. The next prime is 1002021003299. The reversal of 1002021003295 is 5923001202001.

It is a happy number.

It is not a de Polignac number, because 1002021003295 - 2³ = 1002021003287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002021003299) 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 15 ways as a sum of consecutive naturals, for example, 18281077 + ... + 18335806.

It is an arithmetic number, because the mean of its divisors is an integer number (81124706502).

Almost surely, 2^{1002021003295} is an apocalyptic number.

1002021003295 is a deficient number, since it is larger than the sum of its proper divisors (295974300737).

1002021003295 is a wasteful number, since it uses less digits than its factorization.

1002021003295 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36617322.

The product of its (nonzero) digits is 1080, while the sum is 25.

Adding to 1002021003295 its reverse (5923001202001), we get a palindrome (6925022205296).

The spelling of 1002021003295 in words is "one trillion, two billion, twenty-one million, three thousand, two hundred ninety-five".