40121250400131 has 8 divisors (see below), whose sum is σ = 53495287285440. Its totient is φ = 26747356890792.

The previous prime is 40121250400129. The next prime is 40121250400163. The reversal of 40121250400131 is 13100405212104.

40121250400131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40121250400131 - 2¹ = 40121250400129 is a prime.

It is a super-2 number, since 2×40121250400131² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40121250400111) 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 7 ways as a sum of consecutive naturals, for example, 35189341 + ... + 36311598.

It is an arithmetic number, because the mean of its divisors is an integer number (6686910910680).

Almost surely, 2^{40121250400131} is an apocalyptic number.

40121250400131 is a deficient number, since it is larger than the sum of its proper divisors (13374036885309).

40121250400131 is a wasteful number, since it uses less digits than its factorization.

40121250400131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71687985.

The product of its (nonzero) digits is 960, while the sum is 24.

Adding to 40121250400131 its reverse (13100405212104), we get a palindrome (53221655612235).

The spelling of 40121250400131 in words is "forty trillion, one hundred twenty-one billion, two hundred fifty million, four hundred thousand, one hundred thirty-one".