142422133430 has 16 divisors (see below), whose sum is σ = 256671349344. Its totient is φ = 56899629120.

The previous prime is 142422133423. The next prime is 142422133471. The reversal of 142422133430 is 34331224241.

It is a junction number, because it is equal to n+sod(n) for n = 142422133393 and 142422133402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8644391 + ... + 8660850.

It is an arithmetic number, because the mean of its divisors is an integer number (16041959334).

Almost surely, 2^142422133430 is an apocalyptic number.

142422133430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

142422133430 is a deficient number, since it is larger than the sum of its proper divisors (114249215914).

142422133430 is a wasteful number, since it uses less digits than its factorization.

142422133430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17306071.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 142422133430 its reverse (34331224241), we get a palindrome (176753357671).

The spelling of 142422133430 in words is "one hundred forty-two billion, four hundred twenty-two million, one hundred thirty-three thousand, four hundred thirty".