3211213034312 has 8 divisors (see below), whose sum is σ = 6021024439350. Its totient is φ = 1605606517152.

The previous prime is 3211213034311. The next prime is 3211213034321. The reversal of 3211213034312 is 2134303121123.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1793365575556 + 1417847458756 = 1339166^2 + 1190734^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (3211213034311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200700814637 + ... + 200700814652.

Almost surely, 2^{3211213034312} is an apocalyptic number.

It is an amenable number.

3211213034312 is a deficient number, since it is larger than the sum of its proper divisors (2809811405038).

3211213034312 is a wasteful number, since it uses less digits than its factorization.

3211213034312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401401629295 (or 401401629291 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 3211213034312 its reverse (2134303121123), we get a palindrome (5345516155435).

The spelling of 3211213034312 in words is "three trillion, two hundred eleven billion, two hundred thirteen million, thirty-four thousand, three hundred twelve".