210421404141 has 8 divisors (see below), whose sum is σ = 302143554720. Its totient is φ = 129490094832.

The previous prime is 210421404091. The next prime is 210421404217. The reversal of 210421404141 is 141404124012.

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

It is not a de Polignac number, because 210421404141 - 2¹⁰ = 210421403117 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210421404541) by changing a digit.

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, 2697710271 + ... + 2697710348.

It is an arithmetic number, because the mean of its divisors is an integer number (37767944340).

Almost surely, 2^210421404141 is an apocalyptic number.

It is an amenable number.

210421404141 is a deficient number, since it is larger than the sum of its proper divisors (91722150579).

210421404141 is a wasteful number, since it uses less digits than its factorization.

210421404141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5395420635.

The product of its (nonzero) digits is 1024, while the sum is 24.

Adding to 210421404141 its reverse (141404124012), we get a palindrome (351825528153).

The spelling of 210421404141 in words is "two hundred ten billion, four hundred twenty-one million, four hundred four thousand, one hundred forty-one".