20002220211 has 8 divisors (see below), whose sum is σ = 26671645584. Its totient is φ = 13333804160.

The previous prime is 20002220207. The next prime is 20002220243. The reversal of 20002220211 is 11202220002.

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 20002220211 - 2² = 20002220207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20002220201) 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, 204810 + ... + 286271.

It is an arithmetic number, because the mean of its divisors is an integer number (3333955698).

Almost surely, 2^20002220211 is an apocalyptic number.

20002220211 is a deficient number, since it is larger than the sum of its proper divisors (6669425373).

20002220211 is a wasteful number, since it uses less digits than its factorization.

20002220211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504661.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 20002220211 its reverse (11202220002), we get a palindrome (31204440213).

The spelling of 20002220211 in words is "twenty billion, two million, two hundred twenty thousand, two hundred eleven".