4021233320 has 48 divisors (see below), whose sum is σ = 9797311260. Its totient is φ = 1484760576.

The previous prime is 4021233317. The next prime is 4021233343. The reversal of 4021233320 is 233321204.

It can be written as a sum of positive squares in 6 ways, for example, as 843205444 + 3178027876 = 29038^2 + 56374^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 4021233292 and 4021233301.

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 11 ways as a sum of consecutive naturals, for example, 290669 + ... + 304188.

Almost surely, 2^4021233320 is an apocalyptic number.

4021233320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4021233320 is an abundant number, since it is smaller than the sum of its proper divisors (5776077940).

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

4021233320 is a wasteful number, since it uses less digits than its factorization.

4021233320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 594894 (or 594877 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 4021233320 is about 63413.1951568441. The cubic root of 4021233320 is about 1590.2049127412.

Adding to 4021233320 its reverse (233321204), we get a palindrome (4254554524).

The spelling of 4021233320 in words is "four billion, twenty-one million, two hundred thirty-three thousand, three hundred twenty".