211332412 has 24 divisors (see below), whose sum is σ = 378982800. Its totient is φ = 103074816.

The previous prime is 211332397. The next prime is 211332427. The reversal of 211332412 is 214233112.

It is a happy number.

211332412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (211332397) and next prime (211332427).

It is a super-2 number, since 2×211332412² = 89322776723475488, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 211332412.

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, 35164 + ... + 40732.

It is an arithmetic number, because the mean of its divisors is an integer number (15790950).

Almost surely, 2^211332412 is an apocalyptic number.

It is an amenable number.

211332412 is a deficient number, since it is larger than the sum of its proper divisors (167650388).

211332412 is a wasteful number, since it uses less digits than its factorization.

211332412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5805 (or 5803 counting only the distinct ones).

The product of its digits is 288, while the sum is 19.

The square root of 211332412 is about 14537.2766362892. The cubic root of 211332412 is about 595.6466495509.

Adding to 211332412 its reverse (214233112), we get a palindrome (425565524).

The spelling of 211332412 in words is "two hundred eleven million, three hundred thirty-two thousand, four hundred twelve".