32121330421003 has 16 divisors (see below), whose sum is σ = 33452704180224. Its totient is φ = 30823012212480.

The previous prime is 32121330421001. The next prime is 32121330421043. The reversal of 32121330421003 is 30012403312123.

It is a cyclic number.

It is not a de Polignac number, because 32121330421003 - 2¹ = 32121330421001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32121330421001) 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, 32436003 + ... + 33411628.

It is an arithmetic number, because the mean of its divisors is an integer number (2090794011264).

Almost surely, 2^{32121330421003} is an apocalyptic number.

32121330421003 is a deficient number, since it is larger than the sum of its proper divisors (1331373759221).

32121330421003 is a wasteful number, since it uses less digits than its factorization.

32121330421003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65847882.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 32121330421003 its reverse (30012403312123), we get a palindrome (62133733733126).

The spelling of 32121330421003 in words is "thirty-two trillion, one hundred twenty-one billion, three hundred thirty million, four hundred twenty-one thousand, three".