3213400012 has 48 divisors (see below), whose sum is σ = 5930991360. Its totient is φ = 1520430912.

The previous prime is 3213400009. The next prime is 3213400033. The reversal of 3213400012 is 2100043123.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5473983 + ... + 5474569.

It is an arithmetic number, because the mean of its divisors is an integer number (123562320).

Almost surely, 2^3213400012 is an apocalyptic number.

It is an amenable number.

3213400012 is a deficient number, since it is larger than the sum of its proper divisors (2717591348).

3213400012 is a wasteful number, since it uses less digits than its factorization.

3213400012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1150 (or 1148 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 3213400012 is about 56686.8592532696. The cubic root of 3213400012 is about 1475.6666544264. Note that the first 4 decimals are identical.

Adding to 3213400012 its reverse (2100043123), we get a palindrome (5313443135).

It can be divided in two parts, 3213 and 400012, that added together give a square (403225 = 635²).

The spelling of 3213400012 in words is "three billion, two hundred thirteen million, four hundred thousand, twelve".