210411403420 has 24 divisors (see below), whose sum is σ = 445089237264. Its totient is φ = 83550220416.

The previous prime is 210411403379. The next prime is 210411403463. The reversal of 210411403420 is 24304114012.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 210411403391 and 210411403400.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38393502 + ... + 38398981.

It is an arithmetic number, because the mean of its divisors is an integer number (18545384886).

Almost surely, 2^210411403420 is an apocalyptic number.

210411403420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210411403420 is an abundant number, since it is smaller than the sum of its proper divisors (234677833844).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

210411403420 is a wasteful number, since it uses less digits than its factorization.

210411403420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76792629 (or 76792627 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 210411403420 its reverse (24304114012), we get a palindrome (234715517432).

The spelling of 210411403420 in words is "two hundred ten billion, four hundred eleven million, four hundred three thousand, four hundred twenty".