20133103211 has 8 divisors (see below), whose sum is σ = 21766172064. Its totient is φ = 18512087040.

The previous prime is 20133103169. The next prime is 20133103217. The reversal of 20133103211 is 11230133102.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20133103211 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20133103211.

It is not an unprimeable number, because it can be changed into a prime (20133103217) 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, 3009695 + ... + 3016376.

It is an arithmetic number, because the mean of its divisors is an integer number (2720771508).

Almost surely, 2^20133103211 is an apocalyptic number.

20133103211 is a deficient number, since it is larger than the sum of its proper divisors (1633068853).

20133103211 is a wasteful number, since it uses less digits than its factorization.

20133103211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6026341.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 20133103211 its reverse (11230133102), we get a palindrome (31363236313).

The spelling of 20133103211 in words is "twenty billion, one hundred thirty-three million, one hundred three thousand, two hundred eleven".