40020244132121 has 16 divisors (see below), whose sum is σ = 45169864272000. Its totient is φ = 35122857369600.

The previous prime is 40020244132049. The next prime is 40020244132153. The reversal of 40020244132121 is 12123144202004.

40020244132121 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 40020244132121 - 2¹⁰ = 40020244131097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40020244132021) 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, 5841896 + ... + 10684953.

It is an arithmetic number, because the mean of its divisors is an integer number (2823116517000).

Almost surely, 2^{40020244132121} is an apocalyptic number.

It is an amenable number.

40020244132121 is a deficient number, since it is larger than the sum of its proper divisors (5149620139879).

40020244132121 is a wasteful number, since it uses less digits than its factorization.

40020244132121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16534480.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 40020244132121 its reverse (12123144202004), we get a palindrome (52143388334125).

The spelling of 40020244132121 in words is "forty trillion, twenty billion, two hundred forty-four million, one hundred thirty-two thousand, one hundred twenty-one".