32212021220121 has 4 divisors (see below), whose sum is σ = 42949361626832. Its totient is φ = 21474680813412.

The previous prime is 32212021220111. The next prime is 32212021220177. The reversal of 32212021220121 is 12102212021223.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 32212021220121 - 2⁷ = 32212021219993 is a prime.

It is a super-2 number, since 2×32212021220121² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32212021220111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5368670203351 + ... + 5368670203356.

It is an arithmetic number, because the mean of its divisors is an integer number (10737340406708).

Almost surely, 2^{32212021220121} is an apocalyptic number.

It is an amenable number.

32212021220121 is a deficient number, since it is larger than the sum of its proper divisors (10737340406711).

32212021220121 is a wasteful number, since it uses less digits than its factorization.

32212021220121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10737340406710.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 32212021220121 its reverse (12102212021223), we get a palindrome (44314233241344).

The spelling of 32212021220121 in words is "thirty-two trillion, two hundred twelve billion, twenty-one million, two hundred twenty thousand, one hundred twenty-one".