411334320421 has 32 divisors (see below), whose sum is σ = 438396456960. Its totient is φ = 384853778496.

The previous prime is 411334320413. The next prime is 411334320431. The reversal of 411334320421 is 124023433114.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 411334320421 - 2³ = 411334320413 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 411334320421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (411334320431) 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, 434354670 + ... + 434355616.

It is an arithmetic number, because the mean of its divisors is an integer number (13699889280).

Almost surely, 2^411334320421 is an apocalyptic number.

It is an amenable number.

411334320421 is a deficient number, since it is larger than the sum of its proper divisors (27062136539).

411334320421 is a wasteful number, since it uses less digits than its factorization.

411334320421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1873.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 411334320421 its reverse (124023433114), we get a palindrome (535357753535).

The spelling of 411334320421 in words is "four hundred eleven billion, three hundred thirty-four million, three hundred twenty thousand, four hundred twenty-one".