211301233224 has 32 divisors (see below), whose sum is σ = 540538041120. Its totient is φ = 68795750016.

The previous prime is 211301233177. The next prime is 211301233237. The reversal of 211301233224 is 422332103112.

It is a super-2 number, since 2×211301233224² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 211301233194 and 211301233203.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102373597 + ... + 102375660.

It is an arithmetic number, because the mean of its divisors is an integer number (16891813785).

Almost surely, 2^211301233224 is an apocalyptic number.

211301233224 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

211301233224 is an abundant number, since it is smaller than the sum of its proper divisors (329236807896).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211301233224 is a wasteful number, since it uses less digits than its factorization.

211301233224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204749309 (or 204749305 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 211301233224 its reverse (422332103112), we get a palindrome (633633336336).

The spelling of 211301233224 in words is "two hundred eleven billion, three hundred one million, two hundred thirty-three thousand, two hundred twenty-four".