102025202170436 has 12 divisors (see below), whose sum is σ = 181471056319980. Its totient is φ = 50176328936160.

The previous prime is 102025202170351. The next prime is 102025202170499. The reversal of 102025202170436 is 634071202520201.

It can be written as a sum of positive squares in 2 ways, for example, as 6856280402500 + 95168921767936 = 2618450^2 + 9755456^2 .

It is a junction number, because it is equal to n+sod(n) for n = 102025202170396 and 102025202170405.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 209068036991 + ... + 209068037478.

It is an arithmetic number, because the mean of its divisors is an integer number (15122588026665).

Almost surely, 2^{102025202170436} is an apocalyptic number.

It is an amenable number.

102025202170436 is a deficient number, since it is larger than the sum of its proper divisors (79445854149544).

102025202170436 is a wasteful number, since it uses less digits than its factorization.

102025202170436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 418136074534 (or 418136074532 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 35.

Adding to 102025202170436 its reverse (634071202520201), we get a palindrome (736096404690637).

The spelling of 102025202170436 in words is "one hundred two trillion, twenty-five billion, two hundred two million, one hundred seventy thousand, four hundred thirty-six".