102125352052 has 12 divisors (see below), whose sum is σ = 178997316736. Its totient is φ = 50983261560.

The previous prime is 102125352019. The next prime is 102125352053. The reversal of 102125352052 is 250253521201.

It is a super-2 number, since 2×102125352052² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 102125352052.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102125352053) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 19850724 + ... + 19855867.

Almost surely, 2^102125352052 is an apocalyptic number.

It is an amenable number.

102125352052 is a deficient number, since it is larger than the sum of its proper divisors (76871964684).

102125352052 is a wasteful number, since it uses less digits than its factorization.

102125352052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39707238 (or 39707236 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 28.

Adding to 102125352052 its reverse (250253521201), we get a palindrome (352378873253).

The spelling of 102125352052 in words is "one hundred two billion, one hundred twenty-five million, three hundred fifty-two thousand, fifty-two".