3212540205225 has 48 divisors (see below), whose sum is σ = 5735304708672. Its totient is φ = 1577317973760.

The previous prime is 3212540205221. The next prime is 3212540205229. The reversal of 3212540205225 is 5225020452123.

It is an interprime number because it is at equal distance from previous prime (3212540205221) and next prime (3212540205229).

It is not a de Polignac number, because 3212540205225 - 2² = 3212540205221 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3212540205221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4053099 + ... + 4780448.

It is an arithmetic number, because the mean of its divisors is an integer number (119485514764).

Almost surely, 2^{3212540205225} is an apocalyptic number.

It is an amenable number.

3212540205225 is a deficient number, since it is larger than the sum of its proper divisors (2522764503447).

3212540205225 is a wasteful number, since it uses less digits than its factorization.

3212540205225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8833946 (or 8833941 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 33.

Adding to 3212540205225 its reverse (5225020452123), we get a palindrome (8437560657348).

The spelling of 3212540205225 in words is "three trillion, two hundred twelve billion, five hundred forty million, two hundred five thousand, two hundred twenty-five".