321441310120004 has 6 divisors (see below), whose sum is σ = 562522292710014. Its totient is φ = 160720655060000.

The previous prime is 321441310120003. The next prime is 321441310120009. The reversal of 321441310120004 is 400021013144123.

It can be written as a sum of positive squares in only one way, i.e., 317151647797504 + 4289662322500 = 17808752^2 + 2071150^2 .

It is not an unprimeable number, because it can be changed into a prime (321441310120001) 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 as a sum of consecutive naturals, namely, 40180163764997 + ... + 40180163765004.

It is an arithmetic number, because the mean of its divisors is an integer number (93753715451669).

Almost surely, 2^{321441310120004} is an apocalyptic number.

It is an amenable number.

321441310120004 is a deficient number, since it is larger than the sum of its proper divisors (241080982590010).

321441310120004 is a wasteful number, since it uses less digits than its factorization.

321441310120004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80360327530005 (or 80360327530003 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 321441310120004 its reverse (400021013144123), we get a palindrome (721462323264127).

The spelling of 321441310120004 in words is "three hundred twenty-one trillion, four hundred forty-one billion, three hundred ten million, one hundred twenty thousand, four".