321011331012106 has 16 divisors (see below), whose sum is σ = 550305846095616. Its totient is φ = 137576107915056.

The previous prime is 321011331012103. The next prime is 321011331012131. The reversal of 321011331012106 is 601210133110123.

It is not an unprimeable number, because it can be changed into a prime (321011331012103) 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, 3136066 + ... + 25531501.

It is an arithmetic number, because the mean of its divisors is an integer number (34394115380976).

Almost surely, 2^{321011331012106} is an apocalyptic number.

321011331012106 is a deficient number, since it is larger than the sum of its proper divisors (229294515083510).

321011331012106 is a wasteful number, since it uses less digits than its factorization.

321011331012106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29467413.

The product of its (nonzero) digits is 648, while the sum is 25.

Adding to 321011331012106 its reverse (601210133110123), we get a palindrome (922221464122229).

The spelling of 321011331012106 in words is "three hundred twenty-one trillion, eleven billion, three hundred thirty-one million, twelve thousand, one hundred six".