321111234114101 has 4 divisors (see below), whose sum is σ = 321261216009804. Its totient is φ = 320961252218400.

The previous prime is 321111234114091. The next prime is 321111234114157. The reversal of 321111234114101 is 101411432111123.

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

It can be written as a sum of positive squares in 2 ways, for example, as 183703488483076 + 137407745631025 = 13553726^2 + 11722105^2 .

It is a cyclic number.

It is not a de Polignac number, because 321111234114101 - 2⁴² = 316713187602997 is a prime.

It is a super-2 number, since 2×321111234114101² (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 (321111234114161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74990944640 + ... + 74990948921.

It is an arithmetic number, because the mean of its divisors is an integer number (80315304002451).

Almost surely, 2^{321111234114101} is an apocalyptic number.

It is an amenable number.

321111234114101 is a deficient number, since it is larger than the sum of its proper divisors (149981895703).

321111234114101 is a wasteful number, since it uses less digits than its factorization.

321111234114101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149981895702.

The product of its (nonzero) digits is 576, while the sum is 26.

Adding to 321111234114101 its reverse (101411432111123), we get a palindrome (422522666225224).

The spelling of 321111234114101 in words is "three hundred twenty-one trillion, one hundred eleven billion, two hundred thirty-four million, one hundred fourteen thousand, one hundred one".