321220121021098 has 48 divisors (see below), whose sum is σ = 533951798488416. Its totient is φ = 144042083982720.

The previous prime is 321220121021047. The next prime is 321220121021099. The reversal of 321220121021098 is 890120121022123.

It is a super-2 number, since 2×321220121021098² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (321220121021099) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8018188 + ... + 26584423.

It is an arithmetic number, because the mean of its divisors is an integer number (11123995801842).

Almost surely, 2^{321220121021098} is an apocalyptic number.

321220121021098 is a deficient number, since it is larger than the sum of its proper divisors (212731677467318).

321220121021098 is a wasteful number, since it uses less digits than its factorization.

321220121021098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34602839 (or 34602766 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 34.

The spelling of 321220121021098 in words is "three hundred twenty-one trillion, two hundred twenty billion, one hundred twenty-one million, twenty-one thousand, ninety-eight".