211013223232 has 56 divisors (see below), whose sum is σ = 478712686464. Its totient is φ = 90403087872.

The previous prime is 211013223119. The next prime is 211013223251. The reversal of 211013223232 is 232322310112.

It is a tau number, because it is divible by the number of its divisors (56).

It is a congruent number.

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, 1245093 + ... + 1404379.

Almost surely, 2^211013223232 is an apocalyptic number.

It is an amenable number.

211013223232 is an abundant number, since it is smaller than the sum of its proper divisors (267699463232).

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

211013223232 is a wasteful number, since it uses less digits than its factorization.

211013223232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162263 (or 162253 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 211013223232 its reverse (232322310112), we get a palindrome (443335533344).

The spelling of 211013223232 in words is "two hundred eleven billion, thirteen million, two hundred twenty-three thousand, two hundred thirty-two".