321102122101311 has 4 divisors (see below), whose sum is σ = 428136162801752. Its totient is φ = 214068081400872.

The previous prime is 321102122101303. The next prime is 321102122101351. The reversal of 321102122101311 is 113101221201123.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 321102122101311 - 2³ = 321102122101303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321102122101301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53517020350216 + ... + 53517020350221.

It is an arithmetic number, because the mean of its divisors is an integer number (107034040700438).

Almost surely, 2^{321102122101311} is an apocalyptic number.

321102122101311 is a deficient number, since it is larger than the sum of its proper divisors (107034040700441).

321102122101311 is a wasteful number, since it uses less digits than its factorization.

321102122101311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107034040700440.

The product of its (nonzero) digits is 144, while the sum is 21.

Adding to 321102122101311 its reverse (113101221201123), we get a palindrome (434203343302434).

The spelling of 321102122101311 in words is "three hundred twenty-one trillion, one hundred two billion, one hundred twenty-two million, one hundred one thousand, three hundred eleven".