220023203211 has 24 divisors (see below), whose sum is σ = 363274845440. Its totient is φ = 125706104496.

The previous prime is 220023203189. The next prime is 220023203219. The reversal of 220023203211 is 112302320022.

220023203211 is a `hidden beast` number, since 2 + 20 + 0 + 2 + 320 + 321 + 1 = 666.

It is not a de Polignac number, because 220023203211 - 2¹¹ = 220023201163 is a prime.

It is a super-4 number, since 4×220023203211⁴ (a number of 46 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220023203219) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 78330 + ... + 667968.

Almost surely, 2^220023203211 is an apocalyptic number.

220023203211 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

220023203211 is a deficient number, since it is larger than the sum of its proper divisors (143251642229).

220023203211 is a wasteful number, since it uses less digits than its factorization.

220023203211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 595575 (or 595572 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 220023203211 its reverse (112302320022), we get a palindrome (332325523233).

The spelling of 220023203211 in words is "two hundred twenty billion, twenty-three million, two hundred three thousand, two hundred eleven".