41142013221 has 4 divisors (see below), whose sum is σ = 54856017632. Its totient is φ = 27428008812.

The previous prime is 41142013193. The next prime is 41142013247. The reversal of 41142013221 is 12231024114.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 41142013221 - 2²⁵ = 41108458789 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41142013271) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6857002201 + ... + 6857002206.

It is an arithmetic number, because the mean of its divisors is an integer number (13714004408).

Almost surely, 2^41142013221 is an apocalyptic number.

It is an amenable number.

41142013221 is a deficient number, since it is larger than the sum of its proper divisors (13714004411).

41142013221 is a wasteful number, since it uses less digits than its factorization.

41142013221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13714004410.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 41142013221 its reverse (12231024114), we get a palindrome (53373037335).

The spelling of 41142013221 in words is "forty-one billion, one hundred forty-two million, thirteen thousand, two hundred twenty-one".