1002131030031 has 4 divisors (see below), whose sum is σ = 1336174706712. Its totient is φ = 668087353352.

The previous prime is 1002131030011. The next prime is 1002131030053. The reversal of 1002131030031 is 1300301312001.

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 1002131030031 - 2⁷ = 1002131029903 is a prime.

It is a super-2 number, since 2×1002131030031² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002131030011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 167021838336 + ... + 167021838341.

It is an arithmetic number, because the mean of its divisors is an integer number (334043676678).

Almost surely, 2^{1002131030031} is an apocalyptic number.

1002131030031 is a deficient number, since it is larger than the sum of its proper divisors (334043676681).

1002131030031 is an equidigital number, since it uses as much as digits as its factorization.

1002131030031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334043676680.

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 1002131030031 its reverse (1300301312001), we get a palindrome (2302432342032).

The spelling of 1002131030031 in words is "one trillion, two billion, one hundred thirty-one million, thirty thousand, thirty-one".