4022010421 has 16 divisors (see below), whose sum is σ = 4973855040. Its totient is φ = 3197473920.

The previous prime is 4022010407. The next prime is 4022010427. The reversal of 4022010421 is 1240102204.

It is a cyclic number.

It is not a de Polignac number, because 4022010421 - 2⁹ = 4022009909 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4022010395 and 4022010404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4022010427) 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, 737440 + ... + 742873.

It is an arithmetic number, because the mean of its divisors is an integer number (310865940).

Almost surely, 2^4022010421 is an apocalyptic number.

It is an amenable number.

4022010421 is a deficient number, since it is larger than the sum of its proper divisors (951844619).

4022010421 is a wasteful number, since it uses less digits than its factorization.

4022010421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1480356.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 4022010421 is about 63419.3221423881. The cubic root of 4022010421 is about 1590.3073415348.

Adding to 4022010421 its reverse (1240102204), we get a palindrome (5262112625).

The spelling of 4022010421 in words is "four billion, twenty-two million, ten thousand, four hundred twenty-one".