20133011321303 has 6 divisors (see below), whose sum is σ = 20468471336352. Its totient is φ = 19802961951720.

The previous prime is 20133011321287. The next prime is 20133011321323. The reversal of 20133011321303 is 30312311033102.

It is not a de Polignac number, because 20133011321303 - 2⁴ = 20133011321287 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20133011321323) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2705318951 + ... + 2705326392.

It is an arithmetic number, because the mean of its divisors is an integer number (3411411889392).

Almost surely, 2^{20133011321303} is an apocalyptic number.

20133011321303 is a deficient number, since it is larger than the sum of its proper divisors (335460015049).

20133011321303 is an frugal number, since it uses more digits than its factorization.

20133011321303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5410645465 (or 5410645404 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 20133011321303 its reverse (30312311033102), we get a palindrome (50445322354405).

The spelling of 20133011321303 in words is "twenty trillion, one hundred thirty-three billion, eleven million, three hundred twenty-one thousand, three hundred three".