142003533225 has 24 divisors (see below), whose sum is σ = 235043974080. Its totient is φ = 75649798720.

The previous prime is 142003533181. The next prime is 142003533227. The reversal of 142003533225 is 522335300241.

It is not a de Polignac number, because 142003533225 - 2¹⁴ = 142003516841 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 142003533192 and 142003533201.

It is not an unprimeable number, because it can be changed into a prime (142003533227) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1000770 + ... + 1133819.

It is an arithmetic number, because the mean of its divisors is an integer number (9793498920).

Almost surely, 2^142003533225 is an apocalyptic number.

142003533225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

142003533225 is a deficient number, since it is larger than the sum of its proper divisors (93040440855).

142003533225 is a wasteful number, since it uses less digits than its factorization.

142003533225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2135489 (or 2135484 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 30.

Adding to 142003533225 its reverse (522335300241), we get a palindrome (664338833466).

The spelling of 142003533225 in words is "one hundred forty-two billion, three million, five hundred thirty-three thousand, two hundred twenty-five".