102013125225 has 48 divisors (see below), whose sum is σ = 189929938944. Its totient is φ = 47865384000.

The previous prime is 102013125211. The next prime is 102013125229. The reversal of 102013125225 is 522521310201.

It is not a de Polignac number, because 102013125225 - 2¹³ = 102013117033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102013125195 and 102013125204.

It is not an unprimeable number, because it can be changed into a prime (102013125229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1968817 + ... + 2019966.

It is an arithmetic number, because the mean of its divisors is an integer number (3956873728).

Almost surely, 2^102013125225 is an apocalyptic number.

102013125225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

102013125225 is a deficient number, since it is larger than the sum of its proper divisors (87916813719).

102013125225 is a wasteful number, since it uses less digits than its factorization.

102013125225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3988838 (or 3988833 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

Adding to 102013125225 its reverse (522521310201), we get a palindrome (624534435426).

The spelling of 102013125225 in words is "one hundred two billion, thirteen million, one hundred twenty-five thousand, two hundred twenty-five".