41431130121521 has 32 divisors (see below), whose sum is σ = 48077619572736. Its totient is φ = 34971092352000.

The previous prime is 41431130121517. The next prime is 41431130121541. The reversal of 41431130121521 is 12512103113414.

It is not a de Polignac number, because 41431130121521 - 2² = 41431130121517 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41431130121541) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 123870491 + ... + 124204511.

It is an arithmetic number, because the mean of its divisors is an integer number (1502425611648).

Almost surely, 2^{41431130121521} is an apocalyptic number.

It is an amenable number.

41431130121521 is a deficient number, since it is larger than the sum of its proper divisors (6646489451215).

41431130121521 is a wasteful number, since it uses less digits than its factorization.

41431130121521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335153.

The product of its (nonzero) digits is 2880, while the sum is 29.

Adding to 41431130121521 its reverse (12512103113414), we get a palindrome (53943233234935).

The spelling of 41431130121521 in words is "forty-one trillion, four hundred thirty-one billion, one hundred thirty million, one hundred twenty-one thousand, five hundred twenty-one".