42022131211 has 4 divisors (see below), whose sum is σ = 42056269024. Its totient is φ = 41987993400.

The previous prime is 42022131187. The next prime is 42022131233. The reversal of 42022131211 is 11213122024.

42022131211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 42022131211 - 2⁷ = 42022131083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42022131611) 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, 17067060 + ... + 17069521.

It is an arithmetic number, because the mean of its divisors is an integer number (10514067256).

Almost surely, 2^42022131211 is an apocalyptic number.

42022131211 is a deficient number, since it is larger than the sum of its proper divisors (34137813).

42022131211 is a wasteful number, since it uses less digits than its factorization.

42022131211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34137812.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 42022131211 its reverse (11213122024), we get a palindrome (53235253235).

The spelling of 42022131211 in words is "forty-two billion, twenty-two million, one hundred thirty-one thousand, two hundred eleven".