40010144213021 has 4 divisors (see below), whose sum is σ = 40315565161344. Its totient is φ = 39704723264700.

The previous prime is 40010144212939. The next prime is 40010144213027. The reversal of 40010144213021 is 12031244101004.

40010144213021 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, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40010144213021 - 2¹⁴ = 40010144196637 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 (40010144213027) 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 3 ways as a sum of consecutive naturals, for example, 152710473965 + ... + 152710474226.

It is an arithmetic number, because the mean of its divisors is an integer number (10078891290336).

Almost surely, 2^{40010144213021} is an apocalyptic number.

It is an amenable number.

40010144213021 is a deficient number, since it is larger than the sum of its proper divisors (305420948323).

40010144213021 is a wasteful number, since it uses less digits than its factorization.

40010144213021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305420948322.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 40010144213021 its reverse (12031244101004), we get a palindrome (52041388314025).

The spelling of 40010144213021 in words is "forty trillion, ten billion, one hundred forty-four million, two hundred thirteen thousand, twenty-one".