1020333131413 has 4 divisors (see below), whose sum is σ = 1021881437280. Its totient is φ = 1018784825548.

The previous prime is 1020333131399. The next prime is 1020333131431. The reversal of 1020333131413 is 3141313330201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1020333131413 - 2¹⁷ = 1020333000341 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 (1020333131443) 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, 774151945 + ... + 774153262.

It is an arithmetic number, because the mean of its divisors is an integer number (255470359320).

Almost surely, 2^{1020333131413} is an apocalyptic number.

It is an amenable number.

1020333131413 is a deficient number, since it is larger than the sum of its proper divisors (1548305867).

1020333131413 is an equidigital number, since it uses as much as digits as its factorization.

1020333131413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1548305866.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 1020333131413 its reverse (3141313330201), we get a palindrome (4161646461614).

The spelling of 1020333131413 in words is "one trillion, twenty billion, three hundred thirty-three million, one hundred thirty-one thousand, four hundred thirteen".