212333323012 has 6 divisors (see below), whose sum is σ = 371583315278. Its totient is φ = 106166661504.

The previous prime is 212333323003. The next prime is 212333323043. The reversal of 212333323012 is 210323333212.

It can be written as a sum of positive squares in only one way, i.e., 212323737796 + 9585216 = 460786^2 + 3096^2 .

It is a super-2 number, since 2×212333323012² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26541665373 + ... + 26541665380.

Almost surely, 2^212333323012 is an apocalyptic number.

It is an amenable number.

212333323012 is a deficient number, since it is larger than the sum of its proper divisors (159249992266).

212333323012 is a wasteful number, since it uses less digits than its factorization.

212333323012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53083330757 (or 53083330755 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 212333323012 its reverse (210323333212), we get a palindrome (422656656224).

The spelling of 212333323012 in words is "two hundred twelve billion, three hundred thirty-three million, three hundred twenty-three thousand, twelve".