40001033011 has 4 divisors (see below), whose sum is σ = 40001537592. Its totient is φ = 40000528432.

The previous prime is 40001033003. The next prime is 40001033063. The reversal of 40001033011 is 11033010004.

40001033011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 40001033011 - 2³ = 40001033003 is a prime.

It is a super-2 number, since 2×40001033011² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40001032982 and 40001033000.

It is not an unprimeable number, because it can be changed into a prime (40001033311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104530 + ... + 301543.

It is an arithmetic number, because the mean of its divisors is an integer number (10000384398).

Almost surely, 2^40001033011 is an apocalyptic number.

40001033011 is a deficient number, since it is larger than the sum of its proper divisors (504581).

40001033011 is an equidigital number, since it uses as much as digits as its factorization.

40001033011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504580.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 40001033011 its reverse (11033010004), we get a palindrome (51034043015).

The spelling of 40001033011 in words is "forty billion, one million, thirty-three thousand, eleven".