2002320201031 has 4 divisors (see below), whose sum is σ = 2002416445600. Its totient is φ = 2002223956464.

The previous prime is 2002320201019. The next prime is 2002320201103. The reversal of 2002320201031 is 1301020232002.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2002320201031 is a prime.

It is a super-2 number, since 2×2002320201031² (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 = 2002320200996 and 2002320201014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002320201331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48091071 + ... + 48132688.

It is an arithmetic number, because the mean of its divisors is an integer number (500604111400).

Almost surely, 2^{2002320201031} is an apocalyptic number.

2002320201031 is a deficient number, since it is larger than the sum of its proper divisors (96244569).

2002320201031 is an equidigital number, since it uses as much as digits as its factorization.

2002320201031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96244568.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 2002320201031 its reverse (1301020232002), we get a palindrome (3303340433033).

The spelling of 2002320201031 in words is "two trillion, two billion, three hundred twenty million, two hundred one thousand, thirty-one".