102112513617121 has 12 divisors (see below), whose sum is σ = 118784492904000. Its totient is φ = 87524607519720.

The previous prime is 102112513617067. The next prime is 102112513617151. The reversal of 102112513617121 is 121716315211201.

It is not a de Polignac number, because 102112513617121 - 2¹³ = 102112513608929 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102112513617151) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6161380 + ... + 15562378.

It is an arithmetic number, because the mean of its divisors is an integer number (9898707742000).

Almost surely, 2^{102112513617121} is an apocalyptic number.

It is an amenable number.

102112513617121 is a deficient number, since it is larger than the sum of its proper divisors (16671979286879).

102112513617121 is an equidigital number, since it uses as much as digits as its factorization.

102112513617121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9622684 (or 9622677 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 34.

Adding to 102112513617121 its reverse (121716315211201), we get a palindrome (223828828828322).

The spelling of 102112513617121 in words is "one hundred two trillion, one hundred twelve billion, five hundred thirteen million, six hundred seventeen thousand, one hundred twenty-one".