321444012230011 has 4 divisors (see below), whose sum is σ = 350666195160024. Its totient is φ = 292221829300000.

The previous prime is 321444012229973. The next prime is 321444012230027. The reversal of 321444012230011 is 110032210444123.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 321444012230011 - 2³⁷ = 321306573276539 is a prime.

It is a super-2 number, since 2×321444012230011² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321444012230041) 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, 14611091464990 + ... + 14611091465011.

It is an arithmetic number, because the mean of its divisors is an integer number (87666548790006).

Almost surely, 2^{321444012230011} is an apocalyptic number.

321444012230011 is a deficient number, since it is larger than the sum of its proper divisors (29222182930013).

321444012230011 is a wasteful number, since it uses less digits than its factorization.

321444012230011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29222182930012.

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 321444012230011 its reverse (110032210444123), we get a palindrome (431476222674134).

It can be divided in two parts, 3214440 and 12230011, that added together give a palindrome (15444451).

The spelling of 321444012230011 in words is "three hundred twenty-one trillion, four hundred forty-four billion, twelve million, two hundred thirty thousand, eleven".