2003020230311 has 8 divisors (see below), whose sum is σ = 2067372263040. Its totient is φ = 1939681615608.

The previous prime is 2003020230301. The next prime is 2003020230397. The reversal of 2003020230311 is 1130320203002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2003020230311 - 2⁶ = 2003020230247 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2003020230311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2003020230301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 253350491 + ... + 253358396.

It is an arithmetic number, because the mean of its divisors is an integer number (258421532880).

Almost surely, 2^{2003020230311} is an apocalyptic number.

2003020230311 is a deficient number, since it is larger than the sum of its proper divisors (64352032729).

2003020230311 is an equidigital number, since it uses as much as digits as its factorization.

2003020230311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 506709013.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 2003020230311 its reverse (1130320203002), we get a palindrome (3133340433313).

The spelling of 2003020230311 in words is "two trillion, three billion, twenty million, two hundred thirty thousand, three hundred eleven".