211313122224 has 20 divisors (see below), whose sum is σ = 545892232536. Its totient is φ = 70437707392.

The previous prime is 211313122211. The next prime is 211313122247. The reversal of 211313122224 is 422221313112.

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

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 211313122194 and 211313122203.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2201178309 + ... + 2201178404.

Almost surely, 2^211313122224 is an apocalyptic number.

211313122224 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

211313122224 is an abundant number, since it is smaller than the sum of its proper divisors (334579110312).

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

211313122224 is a wasteful number, since it uses less digits than its factorization.

211313122224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4402356724 (or 4402356718 counting only the distinct ones).

The product of its digits is 1152, while the sum is 24.

Adding to 211313122224 its reverse (422221313112), we get a palindrome (633534435336).

The spelling of 211313122224 in words is "two hundred eleven billion, three hundred thirteen million, one hundred twenty-two thousand, two hundred twenty-four".