20332001311 has 8 divisors (see below), whose sum is σ = 21733465824. Its totient is φ = 18973658880.

The previous prime is 20332001303. The next prime is 20332001321. The reversal of 20332001311 is 11310023302.

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

It is a cyclic number.

It is not a de Polignac number, because 20332001311 - 2³ = 20332001303 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 (20332001321) 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, 10779546 + ... + 10781431.

It is an arithmetic number, because the mean of its divisors is an integer number (2716683228).

Almost surely, 2^20332001311 is an apocalyptic number.

20332001311 is a deficient number, since it is larger than the sum of its proper divisors (1401464513).

20332001311 is a wasteful number, since it uses less digits than its factorization.

20332001311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21561041.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 20332001311 its reverse (11310023302), we get a palindrome (31642024613).

The spelling of 20332001311 in words is "twenty billion, three hundred thirty-two million, one thousand, three hundred eleven".