201213222223 has 48 divisors (see below), whose sum is σ = 229950433440. Its totient is φ = 174910724352.

The previous prime is 201213222173. The next prime is 201213222251. The reversal of 201213222223 is 322222312102.

It is not a de Polignac number, because 201213222223 - 2¹³ = 201213214031 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 201213222194 and 201213222203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201213222253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 75162361 + ... + 75165037.

It is an arithmetic number, because the mean of its divisors is an integer number (4790634030).

Almost surely, 2^201213222223 is an apocalyptic number.

201213222223 is a deficient number, since it is larger than the sum of its proper divisors (28737211217).

201213222223 is a wasteful number, since it uses less digits than its factorization.

201213222223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2888 (or 2845 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 201213222223 its reverse (322222312102), we get a palindrome (523435534325).

The spelling of 201213222223 in words is "two hundred one billion, two hundred thirteen million, two hundred twenty-two thousand, two hundred twenty-three".