4021222221204 has 48 divisors (see below), whose sum is σ = 9792941340672. Its totient is φ = 1281848663392.

The previous prime is 4021222221197. The next prime is 4021222221221.

4021222221204 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 324624 + ... + 2854439.

It is an arithmetic number, because the mean of its divisors is an integer number (204019611264).

Almost surely, 2^{4021222221204} is an apocalyptic number.

It is an amenable number.

4021222221204 is an abundant number, since it is smaller than the sum of its proper divisors (5771719119468).

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

4021222221204 is a wasteful number, since it uses less digits than its factorization.

4021222221204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3183676 (or 3183674 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 24.

The spelling of 4021222221204 in words is "four trillion, twenty-one billion, two hundred twenty-two million, two hundred twenty-one thousand, two hundred four".