142203122013 has 16 divisors (see below), whose sum is σ = 193816895040. Its totient is φ = 92712367104.

The previous prime is 142203121997. The next prime is 142203122021. The reversal of 142203122013 is 310221302241.

It is not a de Polignac number, because 142203122013 - 2⁴ = 142203121997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142203122063) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2047206 + ... + 2115527.

It is an arithmetic number, because the mean of its divisors is an integer number (12113555940).

Almost surely, 2^142203122013 is an apocalyptic number.

It is an amenable number.

142203122013 is a deficient number, since it is larger than the sum of its proper divisors (51613773027).

142203122013 is a wasteful number, since it uses less digits than its factorization.

142203122013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4162988.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 142203122013 its reverse (310221302241), we get a palindrome (452424424254).

The spelling of 142203122013 in words is "one hundred forty-two billion, two hundred three million, one hundred twenty-two thousand, thirteen".