20133001311 has 8 divisors (see below), whose sum is σ = 26849704320. Its totient is φ = 13419149592.

The previous prime is 20133001249. The next prime is 20133001321. The reversal of 20133001311 is 11310033102.

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

It is not a de Polignac number, because 20133001311 - 2²¹ = 20130904159 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20133001321) 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, 696291 + ... + 724628.

It is an arithmetic number, because the mean of its divisors is an integer number (3356213040).

Almost surely, 2^20133001311 is an apocalyptic number.

20133001311 is a deficient number, since it is larger than the sum of its proper divisors (6716703009).

20133001311 is a wasteful number, since it uses less digits than its factorization.

20133001311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1425645.

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 20133001311 its reverse (11310033102), we get a palindrome (31443034413).

The spelling of 20133001311 in words is "twenty billion, one hundred thirty-three million, one thousand, three hundred eleven".