3221223011121 has 4 divisors (see below), whose sum is σ = 4294964014832. Its totient is φ = 2147482007412.

The previous prime is 3221223011087. The next prime is 3221223011137. The reversal of 3221223011121 is 1211103221223.

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 3221223011121 - 2³⁵ = 3186863272753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3221223011191) 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, 536870501851 + ... + 536870501856.

It is an arithmetic number, because the mean of its divisors is an integer number (1073741003708).

Almost surely, 2^{3221223011121} is an apocalyptic number.

It is an amenable number.

3221223011121 is a deficient number, since it is larger than the sum of its proper divisors (1073741003711).

3221223011121 is a wasteful number, since it uses less digits than its factorization.

3221223011121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1073741003710.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 3221223011121 its reverse (1211103221223), we get a palindrome (4432326232344).

The spelling of 3221223011121 in words is "three trillion, two hundred twenty-one billion, two hundred twenty-three million, eleven thousand, one hundred twenty-one".