400103043334241 has 4 divisors (see below), whose sum is σ = 430880200513812. Its totient is φ = 369325886154672.

The previous prime is 400103043334133. The next prime is 400103043334261. The reversal of 400103043334241 is 142433340301004.

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 165968365202641 + 234134678131600 = 12882871^2 + 15301460^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-400103043334241 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 400103043334198 and 400103043334207.

It is not an unprimeable number, because it can be changed into a prime (400103043334261) 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, 15388578589766 + ... + 15388578589791.

It is an arithmetic number, because the mean of its divisors is an integer number (107720050128453).

Almost surely, 2^{400103043334241} is an apocalyptic number.

It is an amenable number.

400103043334241 is a deficient number, since it is larger than the sum of its proper divisors (30777157179571).

400103043334241 is a wasteful number, since it uses less digits than its factorization.

400103043334241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30777157179570.

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 400103043334241 its reverse (142433340301004), we get a palindrome (542536383635245).

The spelling of 400103043334241 in words is "four hundred trillion, one hundred three billion, forty-three million, three hundred thirty-four thousand, two hundred forty-one".