142201042525 has 24 divisors (see below), whose sum is σ = 182655809280. Its totient is φ = 109689800640.

The previous prime is 142201042523. The next prime is 142201042531. The reversal of 142201042525 is 525240102241.

It is a happy number.

It is not a de Polignac number, because 142201042525 - 2¹ = 142201042523 is a prime.

It is a super-2 number, since 2×142201042525² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 142201042493 and 142201042502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142201042523) 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, 406684 + ... + 670666.

It is an arithmetic number, because the mean of its divisors is an integer number (7610658720).

Almost surely, 2^142201042525 is an apocalyptic number.

It is an amenable number.

142201042525 is a deficient number, since it is larger than the sum of its proper divisors (40454766755).

142201042525 is a wasteful number, since it uses less digits than its factorization.

142201042525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264765 (or 264760 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 28.

Adding to 142201042525 its reverse (525240102241), we get a palindrome (667441144766).

The spelling of 142201042525 in words is "one hundred forty-two billion, two hundred one million, forty-two thousand, five hundred twenty-five".