3221431011245 has 16 divisors (see below), whose sum is σ = 4005590510592. Its totient is φ = 2484528142080.

The previous prime is 3221431011233. The next prime is 3221431011283. The reversal of 3221431011245 is 5421101341223.

It is a happy number.

It is not a de Polignac number, because 3221431011245 - 2⁸ = 3221431010989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39471452 + ... + 39552981.

It is an arithmetic number, because the mean of its divisors is an integer number (250349406912).

Almost surely, 2^{3221431011245} is an apocalyptic number.

It is an amenable number.

3221431011245 is a deficient number, since it is larger than the sum of its proper divisors (784159499347).

3221431011245 is a wasteful number, since it uses less digits than its factorization.

3221431011245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79024732.

The product of its (nonzero) digits is 5760, while the sum is 29.

Adding to 3221431011245 its reverse (5421101341223), we get a palindrome (8642532352468).

The spelling of 3221431011245 in words is "three trillion, two hundred twenty-one billion, four hundred thirty-one million, eleven thousand, two hundred forty-five".