321131011003102 has 64 divisors (see below), whose sum is σ = 533509872192000. Its totient is φ = 144356749713792.

The previous prime is 321131011003057. The next prime is 321131011003111. The reversal of 321131011003102 is 201300110131123.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 321131011003102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 405772128 + ... + 406562764.

It is an arithmetic number, because the mean of its divisors is an integer number (8336091753000).

Almost surely, 2^{321131011003102} is an apocalyptic number.

321131011003102 is a deficient number, since it is larger than the sum of its proper divisors (212378861188898).

321131011003102 is a wasteful number, since it uses less digits than its factorization.

321131011003102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 796993.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 321131011003102 its reverse (201300110131123), we get a palindrome (522431121134225).

The spelling of 321131011003102 in words is "three hundred twenty-one trillion, one hundred thirty-one billion, eleven million, three thousand, one hundred two".