4113333021 has 16 divisors (see below), whose sum is σ = 6386200704. Its totient is φ = 2306126784.

The previous prime is 4113333017. The next prime is 4113333061. The reversal of 4113333021 is 1203333114.

It is not a de Polignac number, because 4113333021 - 2² = 4113333017 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4113333061) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1846746 + ... + 1848971.

It is an arithmetic number, because the mean of its divisors is an integer number (399137544).

Almost surely, 2^4113333021 is an apocalyptic number.

It is an amenable number.

4113333021 is a deficient number, since it is larger than the sum of its proper divisors (2272867683).

4113333021 is a wasteful number, since it uses less digits than its factorization.

4113333021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3695780.

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 4113333021 is about 64135.2712709629. The cubic root of 4113333021 is about 1602.2537277301.

Adding to 4113333021 its reverse (1203333114), we get a palindrome (5316666135).

The spelling of 4113333021 in words is "four billion, one hundred thirteen million, three hundred thirty-three thousand, twenty-one".