212330323012 has 12 divisors (see below), whose sum is σ = 371590524396. Its totient is φ = 106161601760.

The previous prime is 212330322961. The next prime is 212330323043. The reversal of 212330323012 is 210323033212.

It can be written as a sum of positive squares in 2 ways, for example, as 142773645316 + 69556677696 = 377854^2 + 263736^2 .

It is a super-3 number, since 3×212330323012³ (a number of 35 digits) contains 333 as substring.

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, 753403 + ... + 996130.

It is an arithmetic number, because the mean of its divisors is an integer number (30965877033).

Almost surely, 2^212330323012 is an apocalyptic number.

It is an amenable number.

212330323012 is a deficient number, since it is larger than the sum of its proper divisors (159260201384).

212330323012 is a wasteful number, since it uses less digits than its factorization.

212330323012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1779878 (or 1779876 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 212330323012 its reverse (210323033212), we get a palindrome (422653356224).

The spelling of 212330323012 in words is "two hundred twelve billion, three hundred thirty million, three hundred twenty-three thousand, twelve".