102011102012 has 12 divisors (see below), whose sum is σ = 179701677456. Its totient is φ = 50667765600.

The previous prime is 102011102009. The next prime is 102011102023. The reversal of 102011102012 is 210201110201.

It is a junction number, because it is equal to n+sod(n) for n = 102011101984 and 102011102002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84445673 + ... + 84446880.

It is an arithmetic number, because the mean of its divisors is an integer number (14975139788).

Almost surely, 2^102011102012 is an apocalyptic number.

It is an amenable number.

102011102012 is a deficient number, since it is larger than the sum of its proper divisors (77690575444).

102011102012 is a wasteful number, since it uses less digits than its factorization.

102011102012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168892708 (or 168892706 counting only the distinct ones).

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

Adding to 102011102012 its reverse (210201110201), we get a palindrome (312212212213).

It can be divided in two parts, 10201110201 and 2, that multiplied together give a palindrome (20402220402).

The spelling of 102011102012 in words is "one hundred two billion, eleven million, one hundred two thousand, twelve".