321213204431241 has 16 divisors (see below), whose sum is σ = 430247561677440. Its totient is φ = 213162370485120.

The previous prime is 321213204431123. The next prime is 321213204431261. The reversal of 321213204431241 is 142134402312123.

It is not a de Polignac number, because 321213204431241 - 2¹⁵ = 321213204398473 is a prime.

It is a super-3 number, since 3×321213204431241³ (a number of 44 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (321213204431261) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 234159196 + ... + 235526973.

It is an arithmetic number, because the mean of its divisors is an integer number (26890472604840).

Almost surely, 2^{321213204431241} is an apocalyptic number.

It is an amenable number.

321213204431241 is a deficient number, since it is larger than the sum of its proper divisors (109034357246199).

321213204431241 is a wasteful number, since it uses less digits than its factorization.

321213204431241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469687216.

The product of its (nonzero) digits is 27648, while the sum is 33.

Adding to 321213204431241 its reverse (142134402312123), we get a palindrome (463347606743364).

The spelling of 321213204431241 in words is "three hundred twenty-one trillion, two hundred thirteen billion, two hundred four million, four hundred thirty-one thousand, two hundred forty-one".