4221204021224 has 32 divisors (see below), whose sum is σ = 8358461680800. Its totient is φ = 1993004585280.

The previous prime is 4221204021193. The next prime is 4221204021241.

4221204021224 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 4221204021193 and 4221204021202.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45183107 + ... + 45276434.

It is an arithmetic number, because the mean of its divisors is an integer number (261201927525).

Almost surely, 2^{4221204021224} is an apocalyptic number.

It is an amenable number.

4221204021224 is a deficient number, since it is larger than the sum of its proper divisors (4137257659576).

4221204021224 is a wasteful number, since it uses less digits than its factorization.

4221204021224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90459873 (or 90459869 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 26.

The spelling of 4221204021224 in words is "four trillion, two hundred twenty-one billion, two hundred four million, twenty-one thousand, two hundred twenty-four".