102001112012 has 48 divisors (see below), whose sum is σ = 188632012800. Its totient is φ = 48185383680.

The previous prime is 102001112009. The next prime is 102001112023. The reversal of 102001112012 is 210211100201.

It is a junction number, because it is equal to n+sod(n) for n = 102001111984 and 102001112002.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20733689 + ... + 20738607.

It is an arithmetic number, because the mean of its divisors is an integer number (3929833600).

Almost surely, 2^102001112012 is an apocalyptic number.

It is an amenable number.

102001112012 is a deficient number, since it is larger than the sum of its proper divisors (86630900788).

102001112012 is a wasteful number, since it uses less digits than its factorization.

102001112012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8886 (or 8884 counting only the distinct ones).

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

Adding to 102001112012 its reverse (210211100201), we get a palindrome (312212212213).

The spelling of 102001112012 in words is "one hundred two billion, one million, one hundred twelve thousand, twelve".