20023333211 has 16 divisors (see below), whose sum is σ = 23292825600. Its totient is φ = 16856624448.

The previous prime is 20023333199. The next prime is 20023333219. The reversal of 20023333211 is 11233332002.

It is a cyclic number.

It is not a de Polignac number, because 20023333211 - 2⁶ = 20023333147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20023333219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 444806 + ... + 487748.

It is an arithmetic number, because the mean of its divisors is an integer number (1455801600).

Almost surely, 2^20023333211 is an apocalyptic number.

20023333211 is a deficient number, since it is larger than the sum of its proper divisors (3269492389).

20023333211 is a wasteful number, since it uses less digits than its factorization.

20023333211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44138.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 20023333211 its reverse (11233332002), we get a palindrome (31256665213).

The spelling of 20023333211 in words is "twenty billion, twenty-three million, three hundred thirty-three thousand, two hundred eleven".