42030022142 has 16 divisors (see below), whose sum is σ = 63154032480. Its totient is φ = 20978706528.

The previous prime is 42030022117. The next prime is 42030022169. The reversal of 42030022142 is 24122003024.

It is a super-2 number, since 2×42030022142² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3748088 + ... + 3759284.

It is an arithmetic number, because the mean of its divisors is an integer number (3947127030).

Almost surely, 2^42030022142 is an apocalyptic number.

42030022142 is a deficient number, since it is larger than the sum of its proper divisors (21124010338).

42030022142 is a wasteful number, since it uses less digits than its factorization.

42030022142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14275.

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 42030022142 its reverse (24122003024), we get a palindrome (66152025166).

The spelling of 42030022142 in words is "forty-two billion, thirty million, twenty-two thousand, one hundred forty-two".