4021110041421 has 8 divisors (see below), whose sum is σ = 5848887333024. Its totient is φ = 2437036388720.

The previous prime is 4021110041411. The next prime is 4021110041449. The reversal of 4021110041421 is 1241400111204.

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

It is a cyclic number.

It is not a de Polignac number, because 4021110041421 - 2²⁵ = 4021076486989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4021110041401) 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, 60925909686 + ... + 60925909751.

It is an arithmetic number, because the mean of its divisors is an integer number (731110916628).

Almost surely, 2^{4021110041421} is an apocalyptic number.

It is an amenable number.

4021110041421 is a deficient number, since it is larger than the sum of its proper divisors (1827777291603).

4021110041421 is a wasteful number, since it uses less digits than its factorization.

4021110041421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121851819451.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 4021110041421 its reverse (1241400111204), we get a palindrome (5262510152625).

The spelling of 4021110041421 in words is "four trillion, twenty-one billion, one hundred ten million, forty-one thousand, four hundred twenty-one".