32213330121 has 16 divisors (see below), whose sum is σ = 49319625728. Its totient is φ = 18320374800.

The previous prime is 32213330117. The next prime is 32213330137. The reversal of 32213330121 is 12103331223.

It is not a de Polignac number, because 32213330121 - 2² = 32213330117 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32213330161) 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, 3630565 + ... + 3639426.

It is an arithmetic number, because the mean of its divisors is an integer number (3082476608).

Almost surely, 2^32213330121 is an apocalyptic number.

It is an amenable number.

32213330121 is a deficient number, since it is larger than the sum of its proper divisors (17106295607).

32213330121 is a wasteful number, since it uses less digits than its factorization.

32213330121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7270212.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 32213330121 its reverse (12103331223), we get a palindrome (44316661344).

The spelling of 32213330121 in words is "thirty-two billion, two hundred thirteen million, three hundred thirty thousand, one hundred twenty-one".