5001001011 has 12 divisors (see below), whose sum is σ = 7346103960. Its totient is φ = 3277491840.

The previous prime is 5001000997. The next prime is 5001001043. The reversal of 5001001011 is 1101001005.

It is not a de Polignac number, because 5001001011 - 2¹⁰ = 5000999987 is a prime.

It is a super-2 number, since 2×5001001011² = 50020022224046044242, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 5001000984 and 5001001002.

It is not an unprimeable number, because it can be changed into a prime (5001001051) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4708510 + ... + 4709571.

It is an arithmetic number, because the mean of its divisors is an integer number (612175330).

Almost surely, 2^5001001011 is an apocalyptic number.

5001001011 is a deficient number, since it is larger than the sum of its proper divisors (2345102949).

5001001011 is a wasteful number, since it uses less digits than its factorization.

5001001011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9418146 (or 9418143 counting only the distinct ones).

The product of its (nonzero) digits is 5, while the sum is 9.

The square root of 5001001011 is about 70717.7559810830. The cubic root of 5001001011 is about 1710.0900527111.

Adding to 5001001011 its reverse (1101001005), we get a palindrome (6102002016).

The spelling of 5001001011 in words is "five billion, one million, one thousand, eleven".