321120121102 has 32 divisors (see below), whose sum is σ = 530439321600. Its totient is φ = 144588475680.

The previous prime is 321120121081. The next prime is 321120121109. The reversal of 321120121102 is 201121021123.

It is a super-4 number, since 4×321120121102⁴ (a number of 47 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321120121109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1069563 + ... + 1336489.

It is an arithmetic number, because the mean of its divisors is an integer number (16576228800).

Almost surely, 2^321120121102 is an apocalyptic number.

321120121102 is a deficient number, since it is larger than the sum of its proper divisors (209319200498).

321120121102 is a wasteful number, since it uses less digits than its factorization.

321120121102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267456.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 321120121102 its reverse (201121021123), we get a palindrome (522241142225).

The spelling of 321120121102 in words is "three hundred twenty-one billion, one hundred twenty million, one hundred twenty-one thousand, one hundred two".