223201213011 has 40 divisors (see below), whose sum is σ = 381159165024. Its totient is φ = 127509033600.

The previous prime is 223201212961. The next prime is 223201213049. The reversal of 223201213011 is 110312102322.

223201213011 is a `hidden beast` number, since 22 + 320 + 1 + 21 + 301 + 1 = 666.

It is not a de Polignac number, because 223201213011 - 2⁹ = 223201212499 is a prime.

It is a super-3 number, since 3×223201213011³ (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 (223201213051) 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 39 ways as a sum of consecutive naturals, for example, 2121961 + ... + 2224661.

Almost surely, 2^223201213011 is an apocalyptic number.

223201213011 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

223201213011 is a deficient number, since it is larger than the sum of its proper divisors (157957952013).

223201213011 is a wasteful number, since it uses less digits than its factorization.

223201213011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106553 (or 106544 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 223201213011 its reverse (110312102322), we get a palindrome (333513315333).

The spelling of 223201213011 in words is "two hundred twenty-three billion, two hundred one million, two hundred thirteen thousand, eleven".