1002102100112 has 20 divisors (see below), whose sum is σ = 1956393989616. Its totient is φ = 497226231840.

The previous prime is 1002102100073. The next prime is 1002102100147. The reversal of 1002102100112 is 2110012012001.

It is a junction number, because it is equal to n+sod(n) for n = 1002102100093 and 1002102100102.

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, 239048978 + ... + 239053169.

Almost surely, 2^{1002102100112} is an apocalyptic number.

It is an amenable number.

1002102100112 is a deficient number, since it is larger than the sum of its proper divisors (954291889504).

1002102100112 is a wasteful number, since it uses less digits than its factorization.

1002102100112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478102286 (or 478102280 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1002102100112 its reverse (2110012012001), we get a palindrome (3112114112113).

The spelling of 1002102100112 in words is "one trillion, two billion, one hundred two million, one hundred thousand, one hundred twelve".