2041343120421 has 18 divisors (see below), whose sum is σ = 3241030539110. Its totient is φ = 1237177648080.

The previous prime is 2041343120393. The next prime is 2041343120429. The reversal of 2041343120421 is 1240213431402.

2041343120421 is a `hidden beast` number, since 2 + 0 + 4 + 1 + 3 + 431 + 204 + 21 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2035159028100 + 6184092321 = 1426590^2 + 78639^2 .

It is not a de Polignac number, because 2041343120421 - 2⁷ = 2041343120293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2041343120429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 937254706 + ... + 937256883.

Almost surely, 2^{2041343120421} is an apocalyptic number.

It is an amenable number.

2041343120421 is a deficient number, since it is larger than the sum of its proper divisors (1199687418689).

2041343120421 is a wasteful number, since it uses less digits than its factorization.

2041343120421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1874511617 (or 1874511603 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 2041343120421 its reverse (1240213431402), we get a palindrome (3281556551823).

The spelling of 2041343120421 in words is "two trillion, forty-one billion, three hundred forty-three million, one hundred twenty thousand, four hundred twenty-one".