421033110443411 has 16 divisors (see below), whose sum is σ = 423821564245248. Its totient is φ = 418248835437600.

The previous prime is 421033110443371. The next prime is 421033110443423. The reversal of 421033110443411 is 114344011330124.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-421033110443411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (421033110443461) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1463753996 + ... + 1464041606.

It is an arithmetic number, because the mean of its divisors is an integer number (26488847765328).

Almost surely, 2^{421033110443411} is an apocalyptic number.

421033110443411 is a deficient number, since it is larger than the sum of its proper divisors (2788453801837).

421033110443411 is a wasteful number, since it uses less digits than its factorization.

421033110443411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294842.

The product of its (nonzero) digits is 13824, while the sum is 32.

Adding to 421033110443411 its reverse (114344011330124), we get a palindrome (535377121773535).

The spelling of 421033110443411 in words is "four hundred twenty-one trillion, thirty-three billion, one hundred ten million, four hundred forty-three thousand, four hundred eleven".