102100222012112 has 20 divisors (see below), whose sum is σ = 197907610785636. Its totient is φ = 51027290196480.

The previous prime is 102100222012043. The next prime is 102100222012171. The reversal of 102100222012112 is 211210222001201.

It can be written as a sum of positive squares in 2 ways, for example, as 74992413153856 + 27107808858256 = 8659816^2 + 5206516^2 .

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, 1426263689 + ... + 1426335272.

Almost surely, 2^{102100222012112} is an apocalyptic number.

It is an amenable number.

102100222012112 is a deficient number, since it is larger than the sum of its proper divisors (95807388773524).

102100222012112 is a wasteful number, since it uses less digits than its factorization.

102100222012112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2852601206 (or 2852601200 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 102100222012112 its reverse (211210222001201), we get a palindrome (313310444013313).

The spelling of 102100222012112 in words is "one hundred two trillion, one hundred billion, two hundred twenty-two million, twelve thousand, one hundred twelve".