242100032425 has 12 divisors (see below), whose sum is σ = 300211214940. Its totient is φ = 193675397120.

The previous prime is 242100032417. The next prime is 242100032497. The reversal of 242100032425 is 524230001242.

242100032425 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 31664067136 + 210435965289 = 177944^2 + 458733^2 .

It is not a de Polignac number, because 242100032425 - 2³ = 242100032417 is a prime.

It is a super-2 number, since 2×242100032425² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a self number, because there is not a number n which added to its sum of digits gives 242100032425.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1282521 + ... + 1459129.

It is an arithmetic number, because the mean of its divisors is an integer number (25017601245).

Almost surely, 2^242100032425 is an apocalyptic number.

242100032425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

242100032425 is a deficient number, since it is larger than the sum of its proper divisors (58111182515).

242100032425 is a wasteful number, since it uses less digits than its factorization.

242100032425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231452 (or 231447 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

Adding to 242100032425 its reverse (524230001242), we get a palindrome (766330033667).

The spelling of 242100032425 in words is "two hundred forty-two billion, one hundred million, thirty-two thousand, four hundred twenty-five".