411020402331 has 32 divisors (see below), whose sum is σ = 684925401600. Its totient is φ = 212994996480.

The previous prime is 411020402249. The next prime is 411020402333. The reversal of 411020402331 is 133204020114.

It is not a de Polignac number, because 411020402331 - 2¹⁰ = 411020401307 is a prime.

It is a super-2 number, since 2×411020402331² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 411020402298 and 411020402307.

It is not an unprimeable number, because it can be changed into a prime (411020402333) 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, 2080716 + ... + 2269673.

It is an arithmetic number, because the mean of its divisors is an integer number (21403918800).

Almost surely, 2^411020402331 is an apocalyptic number.

411020402331 is a deficient number, since it is larger than the sum of its proper divisors (273904999269).

411020402331 is a wasteful number, since it uses less digits than its factorization.

411020402331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4350819.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 411020402331 its reverse (133204020114), we get a palindrome (544224422445).

The spelling of 411020402331 in words is "four hundred eleven billion, twenty million, four hundred two thousand, three hundred thirty-one".