411100434421 has 4 divisors (see below), whose sum is σ = 425276311500. Its totient is φ = 396924557344.

The previous prime is 411100434419. The next prime is 411100434427. The reversal of 411100434421 is 124434001114.

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 265828923396 + 145271511025 = 515586^2 + 381145^2 .

It is a cyclic number.

It is not a de Polignac number, because 411100434421 - 2¹ = 411100434419 is a prime.

It is a super-2 number, since 2×411100434421² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (411100434427) 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, 7087938496 + ... + 7087938553.

It is an arithmetic number, because the mean of its divisors is an integer number (106319077875).

Almost surely, 2^411100434421 is an apocalyptic number.

It is an amenable number.

411100434421 is a deficient number, since it is larger than the sum of its proper divisors (14175877079).

411100434421 is a wasteful number, since it uses less digits than its factorization.

411100434421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14175877078.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 411100434421 its reverse (124434001114), we get a palindrome (535534435535).

The spelling of 411100434421 in words is "four hundred eleven billion, one hundred million, four hundred thirty-four thousand, four hundred twenty-one".