32223121 has 8 divisors (see below), whose sum is σ = 36861440. Its totient is φ = 27593568.

The previous prime is 32223101. The next prime is 32223199. The reversal of 32223121 is 12132223.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 32223121 - 2¹¹ = 32221073 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 32223095 and 32223104.

It is not an unprimeable number, because it can be changed into a prime (32223101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11005 + ... + 13621.

It is an arithmetic number, because the mean of its divisors is an integer number (4607680).

Almost surely, 2^32223121 is an apocalyptic number.

It is an amenable number.

32223121 is a deficient number, since it is larger than the sum of its proper divisors (4638319).

32223121 is a wasteful number, since it uses less digits than its factorization.

32223121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4383.

The product of its digits is 144, while the sum is 16.

The square root of 32223121 is about 5676.5412884960. The cubic root of 32223121 is about 318.2163822711.

Adding to 32223121 its reverse (12132223), we get a palindrome (44355344).

It can be divided in two parts, 32223 and 121, that multiplied together give a palindrome (3898983).

The spelling of 32223121 in words is "thirty-two million, two hundred twenty-three thousand, one hundred twenty-one".