102100110001012 has 6 divisors (see below), whose sum is σ = 178675192501778. Its totient is φ = 51050055000504.

The previous prime is 102100110000971. The next prime is 102100110001091. The reversal of 102100110001012 is 210100011001201.

It can be written as a sum of positive squares in only one way, i.e., 102063213737956 + 36896263056 = 10102634^2 + 192084^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 102100110001012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12762513750123 + ... + 12762513750130.

Almost surely, 2^{102100110001012} is an apocalyptic number.

It is an amenable number.

102100110001012 is a deficient number, since it is larger than the sum of its proper divisors (76575082500766).

102100110001012 is a wasteful number, since it uses less digits than its factorization.

102100110001012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25525027500257 (or 25525027500255 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 102100110001012 its reverse (210100011001201), we get a palindrome (312200121002213).

The spelling of 102100110001012 in words is "one hundred two trillion, one hundred billion, one hundred ten million, one thousand, twelve".