102002102010112 has 18 divisors (see below), whose sum is σ = 203605758309758. Its totient is φ = 51001051004928.

The previous prime is 102002102010089. The next prime is 102002102010139. The reversal of 102002102010112 is 211010201200201.

It can be written as a sum of positive squares in only one way, i.e., 74888669822976 + 27113432187136 = 8653824^2 + 5207056^2 .

It is a junction number, because it is equal to n+sod(n) for n = 102002102010092 and 102002102010101.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 199222855233 + ... + 199222855744.

Almost surely, 2^{102002102010112} is an apocalyptic number.

It is an amenable number.

102002102010112 is a deficient number, since it is larger than the sum of its proper divisors (101603656299646).

102002102010112 is an frugal number, since it uses more digits than its factorization.

102002102010112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 398445710993 (or 398445710979 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 102002102010112 its reverse (211010201200201), we get a palindrome (313012303210313).

The spelling of 102002102010112 in words is "one hundred two trillion, two billion, one hundred two million, ten thousand, one hundred twelve".