42053142122 has 8 divisors (see below), whose sum is σ = 63094827396. Its totient is φ = 21021532992.

The previous prime is 42053142119. The next prime is 42053142127. The reversal of 42053142122 is 22124135024.

It can be written as a sum of positive squares in 2 ways, for example, as 39644393881 + 2408748241 = 199109^2 + 49079^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 42053142091 and 42053142100.

It is not an unprimeable number, because it can be changed into a prime (42053142127) 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, 2508593 + ... + 2525300.

Almost surely, 2^42053142122 is an apocalyptic number.

42053142122 is a deficient number, since it is larger than the sum of its proper divisors (21041685274).

42053142122 is a wasteful number, since it uses less digits than its factorization.

42053142122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5038072.

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 42053142122 its reverse (22124135024), we get a palindrome (64177277146).

The spelling of 42053142122 in words is "forty-two billion, fifty-three million, one hundred forty-two thousand, one hundred twenty-two".