142829660122 has 4 divisors (see below), whose sum is σ = 214244490186. Its totient is φ = 71414830060.

The previous prime is 142829660117. The next prime is 142829660137. The reversal of 142829660122 is 221066928241.

142829660122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 221066928241 = 1031 ⋅214419911.

It can be written as a sum of positive squares in only one way, i.e., 128851563681 + 13978096441 = 358959^2 + 118229^2 .

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, 35707415029 + ... + 35707415032.

Almost surely, 2^142829660122 is an apocalyptic number.

142829660122 is a deficient number, since it is larger than the sum of its proper divisors (71414830064).

142829660122 is an equidigital number, since it uses as much as digits as its factorization.

142829660122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71414830063.

The product of its (nonzero) digits is 165888, while the sum is 43.

The spelling of 142829660122 in words is "one hundred forty-two billion, eight hundred twenty-nine million, six hundred sixty thousand, one hundred twenty-two".