3212540205226 has 16 divisors (see below), whose sum is σ = 5287270591008. Its totient is φ = 1451804820400.

The previous prime is 3212540205221. The next prime is 3212540205229. The reversal of 3212540205226 is 6225020452123.

It is a super-2 number, since 2×3212540205226² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3212540205191 and 3212540205200.

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 7 ways as a sum of consecutive naturals, for example, 422032480 + ... + 422040091.

It is an arithmetic number, because the mean of its divisors is an integer number (330454411938).

Almost surely, 2^{3212540205226} is an apocalyptic number.

3212540205226 is a deficient number, since it is larger than the sum of its proper divisors (2074730385782).

3212540205226 is a wasteful number, since it uses less digits than its factorization.

3212540205226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 844072757.

The product of its (nonzero) digits is 57600, while the sum is 34.

Adding to 3212540205226 its reverse (6225020452123), we get a palindrome (9437560657349).

The spelling of 3212540205226 in words is "three trillion, two hundred twelve billion, five hundred forty million, two hundred five thousand, two hundred twenty-six".