321313021101 has 24 divisors (see below), whose sum is σ = 481350766624. Its totient is φ = 214189822800.

The previous prime is 321313021097. The next prime is 321313021123. The reversal of 321313021101 is 101120313123.

321313021101 is a `hidden beast` number, since 321 + 3 + 130 + 211 + 0 + 1 = 666.

It is not a de Polignac number, because 321313021101 - 2² = 321313021097 is a prime.

It is a super-3 number, since 3×321313021101³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321313021171) 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, 3048126 + ... + 3151776.

Almost surely, 2^321313021101 is an apocalyptic number.

It is an amenable number.

321313021101 is a deficient number, since it is larger than the sum of its proper divisors (160037745523).

321313021101 is a wasteful number, since it uses less digits than its factorization.

321313021101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116423 (or 116411 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 321313021101 its reverse (101120313123), we get a palindrome (422433334224).

The spelling of 321313021101 in words is "three hundred twenty-one billion, three hundred thirteen million, twenty-one thousand, one hundred one".