32221113212121 has 16 divisors (see below), whose sum is σ = 45683860607424. Its totient is φ = 20130400100864.

The previous prime is 32221113212083. The next prime is 32221113212131. The reversal of 32221113212121 is 12121231112223.

It is a cyclic number.

It is not a de Polignac number, because 32221113212121 - 2⁷ = 32221113211993 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 32221113212091 and 32221113212100.

It is not an unprimeable number, because it can be changed into a prime (32221113212131) 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, 1355753211 + ... + 1355776976.

It is an arithmetic number, because the mean of its divisors is an integer number (2855241287964).

Almost surely, 2^{32221113212121} is an apocalyptic number.

It is an amenable number.

32221113212121 is a deficient number, since it is larger than the sum of its proper divisors (13462747395303).

32221113212121 is a wasteful number, since it uses less digits than its factorization.

32221113212121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2711530440.

The product of its digits is 576, while the sum is 24.

Adding to 32221113212121 its reverse (12121231112223), we get a palindrome (44342344324344).

The spelling of 32221113212121 in words is "thirty-two trillion, two hundred twenty-one billion, one hundred thirteen million, two hundred twelve thousand, one hundred twenty-one".