42141321122 has 4 divisors (see below), whose sum is σ = 63211981686. Its totient is φ = 21070660560.

The previous prime is 42141321113. The next prime is 42141321139. The reversal of 42141321122 is 22112314124.

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

It can be written as a sum of positive squares in only one way, i.e., 39215484841 + 2925836281 = 198029^2 + 54091^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 10535330279 + ... + 10535330282.

Almost surely, 2^42141321122 is an apocalyptic number.

42141321122 is a deficient number, since it is larger than the sum of its proper divisors (21070660564).

42141321122 is a wasteful number, since it uses less digits than its factorization.

42141321122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21070660563.

The product of its digits is 768, while the sum is 23.

Adding to 42141321122 its reverse (22112314124), we get a palindrome (64253635246).

The spelling of 42141321122 in words is "forty-two billion, one hundred forty-one million, three hundred twenty-one thousand, one hundred twenty-two".