142103202122203 has 16 divisors (see below), whose sum is σ = 168533766233280. Its totient is φ = 117231663701376.

The previous prime is 142103202122137. The next prime is 142103202122209. The reversal of 142103202122203 is 302221202301241.

It is a de Polignac number, because none of the positive numbers 2^k-142103202122203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (142103202122209) 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, 1104061476 + ... + 1104190177.

It is an arithmetic number, because the mean of its divisors is an integer number (10533360389580).

Almost surely, 2^{142103202122203} is an apocalyptic number.

142103202122203 is a deficient number, since it is larger than the sum of its proper divisors (26430564111077).

142103202122203 is a wasteful number, since it uses less digits than its factorization.

142103202122203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2208252006.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 142103202122203 its reverse (302221202301241), we get a palindrome (444324404423444).

The spelling of 142103202122203 in words is "one hundred forty-two trillion, one hundred three billion, two hundred two million, one hundred twenty-two thousand, two hundred three".