102100022222012 has 12 divisors (see below), whose sum is σ = 178923543815520. Its totient is φ = 50979009703296.

The previous prime is 102100022221991. The next prime is 102100022222063. The reversal of 102100022222012 is 210222220001201.

It is a happy number.

It is a congruent number.

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, 17750348693 + ... + 17750354444.

It is an arithmetic number, because the mean of its divisors is an integer number (14910295317960).

Almost surely, 2^{102100022222012} is an apocalyptic number.

It is an amenable number.

102100022222012 is a deficient number, since it is larger than the sum of its proper divisors (76823521593508).

102100022222012 is a wasteful number, since it uses less digits than its factorization.

102100022222012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35500703860 (or 35500703858 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 102100022222012 its reverse (210222220001201), we get a palindrome (312322242223213).

The spelling of 102100022222012 in words is "one hundred two trillion, one hundred billion, twenty-two million, two hundred twenty-two thousand, twelve".