4003020011 has 8 divisors (see below), whose sum is σ = 4014903600. Its totient is φ = 3991154688.

The previous prime is 4003019957. The next prime is 4003020013. The reversal of 4003020011 is 1100203004.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4003020011 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4003019974 and 4003020001.

It is not an unprimeable number, because it can be changed into a prime (4003020013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 519515 + ... + 527163.

It is an arithmetic number, because the mean of its divisors is an integer number (501862950).

Almost surely, 2^4003020011 is an apocalyptic number.

4003020011 is a deficient number, since it is larger than the sum of its proper divisors (11883589).

4003020011 is an equidigital number, since it uses as much as digits as its factorization.

4003020011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9133.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 4003020011 is about 63269.4239818888. The cubic root of 4003020011 is about 1587.8004488563.

Adding to 4003020011 its reverse (1100203004), we get a palindrome (5103223015).

The spelling of 4003020011 in words is "four billion, three million, twenty thousand, eleven".