3221220121104 has 80 divisors (see below), whose sum is σ = 8350991377344. Its totient is φ = 1069933785600.

The previous prime is 3221220121103. The next prime is 3221220121111. The reversal of 3221220121104 is 4011210221223.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (3221220121103) 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, 201683839 + ... + 201699809.

Almost surely, 2^{3221220121104} is an apocalyptic number.

It is an amenable number.

3221220121104 is an abundant number, since it is smaller than the sum of its proper divisors (5129771256240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3221220121104 is a wasteful number, since it uses less digits than its factorization.

3221220121104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30616 (or 30610 counting only the distinct ones).

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

Adding to 3221220121104 its reverse (4011210221223), we get a palindrome (7232430342327).

The spelling of 3221220121104 in words is "three trillion, two hundred twenty-one billion, two hundred twenty million, one hundred twenty-one thousand, one hundred four".