142502410152122 has 8 divisors (see below), whose sum is σ = 213754980724596. Its totient is φ = 71250749910592.

The previous prime is 142502410152083. The next prime is 142502410152181. The reversal of 142502410152122 is 221251014205241.

It can be written as a sum of positive squares in 2 ways, for example, as 138660492625561 + 3841917526561 = 11775419^2 + 1960081^2 .

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

It is a super-2 number, since 2×142502410152122² (a number of 29 digits) contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 227191253 + ... + 227817624.

Almost surely, 2^{142502410152122} is an apocalyptic number.

142502410152122 is a deficient number, since it is larger than the sum of its proper divisors (71252570572474).

142502410152122 is a wasteful number, since it uses less digits than its factorization.

142502410152122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455165472.

The product of its (nonzero) digits is 12800, while the sum is 32.

Adding to 142502410152122 its reverse (221251014205241), we get a palindrome (363753424357363).

The spelling of 142502410152122 in words is "one hundred forty-two trillion, five hundred two billion, four hundred ten million, one hundred fifty-two thousand, one hundred twenty-two".