321103420221102 has 32 divisors (see below), whose sum is σ = 663276373161984. Its totient is φ = 103526563610400.

The previous prime is 321103420221029. The next prime is 321103420221107. The reversal of 321103420221102 is 201122024301123.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321103420221107) 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 15 ways as a sum of consecutive naturals, for example, 459523674 + ... + 460221917.

It is an arithmetic number, because the mean of its divisors is an integer number (20727386661312).

Almost surely, 2^{321103420221102} is an apocalyptic number.

321103420221102 is an abundant number, since it is smaller than the sum of its proper divisors (342172952940882).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

321103420221102 is a wasteful number, since it uses less digits than its factorization.

321103420221102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 919747504.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 321103420221102 its reverse (201122024301123), we get a palindrome (522225444522225).

The spelling of 321103420221102 in words is "three hundred twenty-one trillion, one hundred three billion, four hundred twenty million, two hundred twenty-one thousand, one hundred two".