321410203013421 has 12 divisors (see below), whose sum is σ = 466024426172448. Its totient is φ = 213458740656264.

The previous prime is 321410203013407. The next prime is 321410203013423. The reversal of 321410203013421 is 124310302014123.

321410203013421 is a `hidden beast` number, since 3 + 2 + 1 + 4 + 10 + 2 + 0 + 301 + 342 + 1 = 666.

It is not a de Polignac number, because 321410203013421 - 2²⁷ = 321410068795693 is a prime.

It is a super-2 number, since 2×321410203013421² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321410203013423) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 67893999115 + ... + 67894003848.

It is an arithmetic number, because the mean of its divisors is an integer number (38835368847704).

Almost surely, 2^{321410203013421} is an apocalyptic number.

It is an amenable number.

321410203013421 is a deficient number, since it is larger than the sum of its proper divisors (144614223159027).

321410203013421 is a wasteful number, since it uses less digits than its factorization.

321410203013421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135788003232 (or 135788003229 counting only the distinct ones).

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

Adding to 321410203013421 its reverse (124310302014123), we get a palindrome (445720505027544).

The spelling of 321410203013421 in words is "three hundred twenty-one trillion, four hundred ten billion, two hundred three million, thirteen thousand, four hundred twenty-one".