102000020211112 has 8 divisors (see below), whose sum is σ = 191250037895850. Its totient is φ = 51000010105552.

The previous prime is 102000020211091. The next prime is 102000020211119. The reversal of 102000020211112 is 211112020000201.

It can be written as a sum of positive squares in only one way, i.e., 80346949613316 + 21653070597796 = 8963646^2 + 4653286^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 102000020211092 and 102000020211101.

It is not an unprimeable number, because it can be changed into a prime (102000020211119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6375001263187 + ... + 6375001263202.

Almost surely, 2^{102000020211112} is an apocalyptic number.

It is an amenable number.

102000020211112 is a deficient number, since it is larger than the sum of its proper divisors (89250017684738).

102000020211112 is a wasteful number, since it uses less digits than its factorization.

102000020211112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12750002526395 (or 12750002526391 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 102000020211112 its reverse (211112020000201), we get a palindrome (313112040211313).

The spelling of 102000020211112 in words is "one hundred two trillion, twenty million, two hundred eleven thousand, one hundred twelve".