1002024002431 has 4 divisors (see below), whose sum is σ = 1002027053664. Its totient is φ = 1002020951200.

The previous prime is 1002024002423. The next prime is 1002024002453. The reversal of 1002024002431 is 1342004202001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1002024002431 - 2³ = 1002024002423 is a prime.

It is a super-2 number, since 2×1002024002431² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1002024002399 and 1002024002408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002024002131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 964135 + ... + 1712776.

It is an arithmetic number, because the mean of its divisors is an integer number (250506763416).

Almost surely, 2^{1002024002431} is an apocalyptic number.

1002024002431 is a deficient number, since it is larger than the sum of its proper divisors (3051233).

1002024002431 is an equidigital number, since it uses as much as digits as its factorization.

1002024002431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3051232.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 1002024002431 its reverse (1342004202001), we get a palindrome (2344028204432).

The spelling of 1002024002431 in words is "one trillion, two billion, twenty-four million, two thousand, four hundred thirty-one".