40213122101441 has 4 divisors (see below), whose sum is σ = 42578599872132. Its totient is φ = 37847644330752.

The previous prime is 40213122101431. The next prime is 40213122101497. The reversal of 40213122101441 is 14410122131204.

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

It can be written as a sum of positive squares in 2 ways, for example, as 11643081542416 + 28570040559025 = 3412196^2 + 5345095^2 .

It is a de Polignac number, because none of the positive numbers 2^k-40213122101441 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 40213122101441.

It is not an unprimeable number, because it can be changed into a prime (40213122101431) 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, 1182738885320 + ... + 1182738885353.

It is an arithmetic number, because the mean of its divisors is an integer number (10644649968033).

Almost surely, 2^{40213122101441} is an apocalyptic number.

It is an amenable number.

40213122101441 is a deficient number, since it is larger than the sum of its proper divisors (2365477770691).

40213122101441 is a wasteful number, since it uses less digits than its factorization.

40213122101441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2365477770690.

The product of its (nonzero) digits is 1536, while the sum is 26.

Adding to 40213122101441 its reverse (14410122131204), we get a palindrome (54623244232645).

The spelling of 40213122101441 in words is "forty trillion, two hundred thirteen billion, one hundred twenty-two million, one hundred one thousand, four hundred forty-one".