411024140221 has 8 divisors (see below), whose sum is σ = 419746493880. Its totient is φ = 402337608192.

The previous prime is 411024140201. The next prime is 411024140279. The reversal of 411024140221 is 122041420114.

It can be written as a sum of positive squares in 4 ways, for example, as 15974179321 + 395049960900 = 126389^2 + 628530^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-411024140221 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 411024140192 and 411024140201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (411024140201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8932216 + ... + 8978113.

It is an arithmetic number, because the mean of its divisors is an integer number (52468311735).

Almost surely, 2^411024140221 is an apocalyptic number.

It is an amenable number.

411024140221 is a deficient number, since it is larger than the sum of its proper divisors (8722353659).

411024140221 is a wasteful number, since it uses less digits than its factorization.

411024140221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17910815.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 411024140221 its reverse (122041420114), we get a palindrome (533065560335).

The spelling of 411024140221 in words is "four hundred eleven billion, twenty-four million, one hundred forty thousand, two hundred twenty-one".