142134206021003 has 4 divisors (see below), whose sum is σ = 162439092595440. Its totient is φ = 121829319446568.

The previous prime is 142134206020999. The next prime is 142134206021057. The reversal of 142134206021003 is 300120602431241.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 142134206021003 - 2² = 142134206020999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142134206021503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10152443287208 + ... + 10152443287221.

It is an arithmetic number, because the mean of its divisors is an integer number (40609773148860).

Almost surely, 2^{142134206021003} is an apocalyptic number.

142134206021003 is a deficient number, since it is larger than the sum of its proper divisors (20304886574437).

142134206021003 is an equidigital number, since it uses as much as digits as its factorization.

142134206021003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20304886574436.

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 142134206021003 its reverse (300120602431241), we get a palindrome (442254808452244).

The spelling of 142134206021003 in words is "one hundred forty-two trillion, one hundred thirty-four billion, two hundred six million, twenty-one thousand, three".