20003133310311 has 16 divisors (see below), whose sum is σ = 27437254973408. Its totient is φ = 12953416320000.

The previous prime is 20003133310301. The next prime is 20003133310333. The reversal of 20003133310311 is 11301333130002.

It is not a de Polignac number, because 20003133310311 - 2²¹ = 20003131213159 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 (20003133310301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 149857090 + ... + 149990511.

It is an arithmetic number, because the mean of its divisors is an integer number (1714828435838).

Almost surely, 2^{20003133310311} is an apocalyptic number.

20003133310311 is a deficient number, since it is larger than the sum of its proper divisors (7434121663097).

20003133310311 is a wasteful number, since it uses less digits than its factorization.

20003133310311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299848242.

The product of its (nonzero) digits is 486, while the sum is 21.

Adding to 20003133310311 its reverse (11301333130002), we get a palindrome (31304466440313).

The spelling of 20003133310311 in words is "twenty trillion, three billion, one hundred thirty-three million, three hundred ten thousand, three hundred eleven".