4021204022 has 64 divisors (see below), whose sum is σ = 6842755584. Its totient is φ = 1756784640.

The previous prime is 4021204007. The next prime is 4021204037. The reversal of 4021204022 is 2204021204.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (4021204007) and next prime (4021204037).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20835158 + ... + 20835350.

It is an arithmetic number, because the mean of its divisors is an integer number (106918056).

Almost surely, 2^4021204022 is an apocalyptic number.

4021204022 is a deficient number, since it is larger than the sum of its proper divisors (2821551562).

4021204022 is a wasteful number, since it uses less digits than its factorization.

4021204022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 533.

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 4021204022 is about 63412.9641477198. The cubic root of 4021204022 is about 1590.2010507472.

Adding to 4021204022 its reverse (2204021204), we get a palindrome (6225225226).

The spelling of 4021204022 in words is "four billion, twenty-one million, two hundred four thousand, twenty-two".