42241131211 has 4 divisors (see below), whose sum is σ = 42366476152. Its totient is φ = 42115786272.

The previous prime is 42241131197. The next prime is 42241131223. The reversal of 42241131211 is 11213114224.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42241131211 - 2⁹ = 42241130699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42241131271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62671965 + ... + 62672638.

It is an arithmetic number, because the mean of its divisors is an integer number (10591619038).

Almost surely, 2^42241131211 is an apocalyptic number.

42241131211 is a deficient number, since it is larger than the sum of its proper divisors (125344941).

42241131211 is a wasteful number, since it uses less digits than its factorization.

42241131211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125344940.

The product of its digits is 384, while the sum is 22.

Adding to 42241131211 its reverse (11213114224), we get a palindrome (53454245435).

The spelling of 42241131211 in words is "forty-two billion, two hundred forty-one million, one hundred thirty-one thousand, two hundred eleven".