223211012211 has 12 divisors (see below), whose sum is σ = 351726443640. Its totient is φ = 135279401280.

The previous prime is 223211012203. The next prime is 223211012251. The reversal of 223211012211 is 112210112322.

223211012211 is a `hidden beast` number, since 22 + 321 + 101 + 221 + 1 = 666.

It is not a de Polignac number, because 223211012211 - 2³ = 223211012203 is a prime.

It is a super-3 number, since 3×223211012211³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (223211012201) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1127328246 + ... + 1127328443.

It is an arithmetic number, because the mean of its divisors is an integer number (29310536970).

Almost surely, 2^223211012211 is an apocalyptic number.

223211012211 is a deficient number, since it is larger than the sum of its proper divisors (128515431429).

223211012211 is a wasteful number, since it uses less digits than its factorization.

223211012211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2254656706 (or 2254656703 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 223211012211 its reverse (112210112322), we get a palindrome (335421124533).

The spelling of 223211012211 in words is "two hundred twenty-three billion, two hundred eleven million, twelve thousand, two hundred eleven".