212323331132 has 24 divisors (see below), whose sum is σ = 405999431040. Its totient is φ = 96354678960.

The previous prime is 212323331069. The next prime is 212323331161. The reversal of 212323331132 is 231133323212.

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, 3870608 + ... + 3925079.

It is an arithmetic number, because the mean of its divisors is an integer number (16916642960).

Almost surely, 2^212323331132 is an apocalyptic number.

212323331132 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

212323331132 is a deficient number, since it is larger than the sum of its proper divisors (193676099908).

212323331132 is a wasteful number, since it uses less digits than its factorization.

212323331132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7796321 (or 7796319 counting only the distinct ones).

The product of its digits is 3888, while the sum is 26.

Adding to 212323331132 its reverse (231133323212), we get a palindrome (443456654344).

The spelling of 212323331132 in words is "two hundred twelve billion, three hundred twenty-three million, three hundred thirty-one thousand, one hundred thirty-two".