42322042131 has 4 divisors (see below), whose sum is σ = 56429389512. Its totient is φ = 28214694752.

The previous prime is 42322042129. The next prime is 42322042159. The reversal of 42322042131 is 13124022324.

It is a happy number.

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 42322042131 - 2¹ = 42322042129 is a prime.

It is a super-2 number, since 2×42322042131² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (42322042111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7053673686 + ... + 7053673691.

It is an arithmetic number, because the mean of its divisors is an integer number (14107347378).

Almost surely, 2^42322042131 is an apocalyptic number.

42322042131 is a deficient number, since it is larger than the sum of its proper divisors (14107347381).

42322042131 is a wasteful number, since it uses less digits than its factorization.

42322042131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14107347380.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 42322042131 its reverse (13124022324), we get a palindrome (55446064455).

The spelling of 42322042131 in words is "forty-two billion, three hundred twenty-two million, forty-two thousand, one hundred thirty-one".