321112303211101 has 12 divisors (see below), whose sum is σ = 325734902474112. Its totient is φ = 316554416255000.

The previous prime is 321112303211099. The next prime is 321112303211153. The reversal of 321112303211101 is 101112303211123.

It is not a de Polignac number, because 321112303211101 - 2¹ = 321112303211099 is a prime.

It is a super-2 number, since 2×321112303211101² (a number of 30 digits) contains 22 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 (321112303211171) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41889876 + ... + 48959026.

It is an arithmetic number, because the mean of its divisors is an integer number (27144575206176).

Almost surely, 2^{321112303211101} is an apocalyptic number.

It is an amenable number.

321112303211101 is a deficient number, since it is larger than the sum of its proper divisors (4622599263011).

321112303211101 is an frugal number, since it uses more digits than its factorization.

321112303211101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7078304 (or 7078233 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 22.

Adding to 321112303211101 its sum of digits (22), we get a palindrome (321112303211123).

Adding to 321112303211101 its reverse (101112303211123), we get a palindrome (422224606422224).

The spelling of 321112303211101 in words is "three hundred twenty-one trillion, one hundred twelve billion, three hundred three million, two hundred eleven thousand, one hundred one".