321323020142121 has 12 divisors (see below), whose sum is σ = 470008355764480. Its totient is φ = 211503760093080.

The previous prime is 321323020142087. The next prime is 321323020142143. The reversal of 321323020142121 is 121241020323123.

321323020142121 is a `hidden beast` number, since 3 + 2 + 1 + 3 + 2 + 30 + 201 + 421 + 2 + 1 = 666.

It is not a de Polignac number, because 321323020142121 - 2¹⁸ = 321323019879977 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (321323020141121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 225965554945 + ... + 225965556366.

Almost surely, 2^{321323020142121} is an apocalyptic number.

It is an amenable number.

321323020142121 is a deficient number, since it is larger than the sum of its proper divisors (148685335622359).

321323020142121 is a wasteful number, since it uses less digits than its factorization.

321323020142121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 451931111396 (or 451931111393 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 321323020142121 its reverse (121241020323123), we get a palindrome (442564040465244).

The spelling of 321323020142121 in words is "three hundred twenty-one trillion, three hundred twenty-three billion, twenty million, one hundred forty-two thousand, one hundred twenty-one".