4020331103 has 4 divisors (see below), whose sum is σ = 4158963240. Its totient is φ = 3881698968.

The previous prime is 4020331097. The next prime is 4020331109. The reversal of 4020331103 is 3011330204.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (4020331097) and next prime (4020331109).

It is a cyclic number.

It is not a de Polignac number, because 4020331103 - 2¹⁸ = 4020068959 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4020331109) 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 3 ways as a sum of consecutive naturals, for example, 69316025 + ... + 69316082.

It is an arithmetic number, because the mean of its divisors is an integer number (1039740810).

Almost surely, 2^4020331103 is an apocalyptic number.

4020331103 is a deficient number, since it is larger than the sum of its proper divisors (138632137).

4020331103 is a wasteful number, since it uses less digits than its factorization.

4020331103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138632136.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 4020331103 is about 63406.0809623178. The cubic root of 4020331103 is about 1590.0859759952.

Adding to 4020331103 its reverse (3011330204), we get a palindrome (7031661307).

The spelling of 4020331103 in words is "four billion, twenty million, three hundred thirty-one thousand, one hundred three".