142112541421501 has 8 divisors (see below), whose sum is σ = 162414411240704. Its totient is φ = 121810691149200.

The previous prime is 142112541421493. The next prime is 142112541421531. The reversal of 142112541421501 is 105124145211241.

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

It is a cyclic number.

It is not a de Polignac number, because 142112541421501 - 2³ = 142112541421493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142112541421531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17576476 + ... + 24354826.

It is an arithmetic number, because the mean of its divisors is an integer number (20301801405088).

Almost surely, 2^{142112541421501} is an apocalyptic number.

It is an amenable number.

142112541421501 is a deficient number, since it is larger than the sum of its proper divisors (20301869819203).

142112541421501 is an equidigital number, since it uses as much as digits as its factorization.

142112541421501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9773451.

The product of its (nonzero) digits is 12800, while the sum is 34.

Adding to 142112541421501 its reverse (105124145211241), we get a palindrome (247236686632742).

The spelling of 142112541421501 in words is "one hundred forty-two trillion, one hundred twelve billion, five hundred forty-one million, four hundred twenty-one thousand, five hundred one".