4020122424 has 32 divisors (see below), whose sum is σ = 10090362240. Its totient is φ = 1334700000.

The previous prime is 4020122387. The next prime is 4020122473. The reversal of 4020122424 is 4242210204.

It is a super-2 number, since 2×4020122424² = 32322768607895271552, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4020122424.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 327652 + ... + 339699.

It is an arithmetic number, because the mean of its divisors is an integer number (315323820).

Almost surely, 2^4020122424 is an apocalyptic number.

It is an amenable number.

4020122424 is an abundant number, since it is smaller than the sum of its proper divisors (6070239816).

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

4020122424 is a wasteful number, since it uses less digits than its factorization.

4020122424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 667611 (or 667607 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 21.

The square root of 4020122424 is about 63404.4353653591. The cubic root of 4020122424 is about 1590.0584638920.

Adding to 4020122424 its reverse (4242210204), we get a palindrome (8262332628).

The spelling of 4020122424 in words is "four billion, twenty million, one hundred twenty-two thousand, four hundred twenty-four".