32320120212121 has 16 divisors (see below), whose sum is σ = 36949883212800. Its totient is φ = 27693509330880.

The previous prime is 32320120212073. The next prime is 32320120212157. The reversal of 32320120212121 is 12121202102323.

It is a cyclic number.

It is not a de Polignac number, because 32320120212121 - 2¹⁵ = 32320120179353 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 32320120212092 and 32320120212101.

It is not an unprimeable number, because it can be changed into a prime (32320120312121) 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, 325269355 + ... + 325368703.

It is an arithmetic number, because the mean of its divisors is an integer number (2309367700800).

Almost surely, 2^{32320120212121} is an apocalyptic number.

It is an amenable number.

32320120212121 is a deficient number, since it is larger than the sum of its proper divisors (4629763000679).

32320120212121 is a wasteful number, since it uses less digits than its factorization.

32320120212121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114744.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 32320120212121 its reverse (12121202102323), we get a palindrome (44441322314444).

The spelling of 32320120212121 in words is "thirty-two trillion, three hundred twenty billion, one hundred twenty million, two hundred twelve thousand, one hundred twenty-one".