20133133103 has 4 divisors (see below), whose sum is σ = 20181183960. Its totient is φ = 20085082248.

The previous prime is 20133133093. The next prime is 20133133129. The reversal of 20133133103 is 30133133102.

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

It is a cyclic number.

It is not a de Polignac number, because 20133133103 - 2¹⁴ = 20133116719 is a prime.

It is a super-2 number, since 2×20133133103² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20133133703) 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, 24024800 + ... + 24025637.

It is an arithmetic number, because the mean of its divisors is an integer number (5045295990).

Almost surely, 2^20133133103 is an apocalyptic number.

20133133103 is a deficient number, since it is larger than the sum of its proper divisors (48050857).

20133133103 is an equidigital number, since it uses as much as digits as its factorization.

20133133103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48050856.

The product of its (nonzero) digits is 486, while the sum is 20.

Adding to 20133133103 its reverse (30133133102), we get a palindrome (50266266205).

Subtracting 20133133103 from its reverse (30133133102), we obtain a palindrome (9999999999).

The spelling of 20133133103 in words is "twenty billion, one hundred thirty-three million, one hundred thirty-three thousand, one hundred three".