32002000121 has 16 divisors (see below), whose sum is σ = 39563725824. Its totient is φ = 25206704064.

The previous prime is 32002000109. The next prime is 32002000141. The reversal of 32002000121 is 12100020023.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 32002000121 - 2²⁶ = 31934891257 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (32002000141) 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 15 ways as a sum of consecutive naturals, for example, 768206 + ... + 808791.

It is an arithmetic number, because the mean of its divisors is an integer number (2472732864).

Almost surely, 2^32002000121 is an apocalyptic number.

It is an amenable number.

32002000121 is a deficient number, since it is larger than the sum of its proper divisors (7561725703).

32002000121 is a wasteful number, since it uses less digits than its factorization.

32002000121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1577240.

The product of its (nonzero) digits is 24, while the sum is 11.

Adding to 32002000121 its reverse (12100020023), we get a palindrome (44102020144).

The spelling of 32002000121 in words is "thirty-two billion, two million, one hundred twenty-one", and thus it is an aban number.