40403010213021 has 16 divisors (see below), whose sum is σ = 54032805770688. Its totient is φ = 26854399027200.

The previous prime is 40403010213001. The next prime is 40403010213031. The reversal of 40403010213021 is 12031201030404.

40403010213021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40403010213021 - 2¹⁰ = 40403010211997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40403010213001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13874106 + ... + 16531691.

It is an arithmetic number, because the mean of its divisors is an integer number (3377050360668).

Almost surely, 2^{40403010213021} is an apocalyptic number.

It is an amenable number.

40403010213021 is a deficient number, since it is larger than the sum of its proper divisors (13629795557667).

40403010213021 is a wasteful number, since it uses less digits than its factorization.

40403010213021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30407132.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 40403010213021 its reverse (12031201030404), we get a palindrome (52434211243425).

The spelling of 40403010213021 in words is "forty trillion, four hundred three billion, ten million, two hundred thirteen thousand, twenty-one".