32121343141321 has 12 divisors (see below), whose sum is σ = 37696313485332. Its totient is φ = 27288928681728.

The previous prime is 32121343141319. The next prime is 32121343141337. The reversal of 32121343141321 is 12314134312123.

It can be written as a sum of positive squares in 2 ways, for example, as 1499939078400 + 30621404062921 = 1224720^2 + 5533661^2 .

It is not a de Polignac number, because 32121343141321 - 2¹ = 32121343141319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32121343181321) 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, 2900603380 + ... + 2900614453.

It is an arithmetic number, because the mean of its divisors is an integer number (3141359457111).

Almost surely, 2^{32121343141321} is an apocalyptic number.

It is an amenable number.

32121343141321 is a deficient number, since it is larger than the sum of its proper divisors (5574970344011).

32121343141321 is a wasteful number, since it uses less digits than its factorization.

32121343141321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5801217960 (or 5801217953 counting only the distinct ones).

The product of its digits is 10368, while the sum is 31.

Adding to 32121343141321 its reverse (12314134312123), we get a palindrome (44435477453444).

The spelling of 32121343141321 in words is "thirty-two trillion, one hundred twenty-one billion, three hundred forty-three million, one hundred forty-one thousand, three hundred twenty-one".