41224000121 has 4 divisors (see below), whose sum is σ = 41266195572. Its totient is φ = 41181804672.

The previous prime is 41224000079. The next prime is 41224000127. The reversal of 41224000121 is 12100042214.

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 36123183721 + 5100816400 = 190061^2 + 71420^2 .

It is a cyclic number.

It is not a de Polignac number, because 41224000121 - 2⁶ = 41224000057 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 41224000121.

It is not an unprimeable number, because it can be changed into a prime (41224000127) 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, 21096260 + ... + 21098213.

It is an arithmetic number, because the mean of its divisors is an integer number (10316548893).

Almost surely, 2^41224000121 is an apocalyptic number.

It is an amenable number.

41224000121 is a deficient number, since it is larger than the sum of its proper divisors (42195451).

41224000121 is an equidigital number, since it uses as much as digits as its factorization.

41224000121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42195450.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 41224000121 its reverse (12100042214), we get a palindrome (53324042335).

The spelling of 41224000121 in words is "forty-one billion, two hundred twenty-four million, one hundred twenty-one", and thus it is an aban number.