1100102100212 has 6 divisors (see below), whose sum is σ = 1925178675378. Its totient is φ = 550051050104.

The previous prime is 1100102100197. The next prime is 1100102100221. The reversal of 1100102100212 is 2120012010011.

It can be written as a sum of positive squares in only one way, i.e., 921607680016 + 178494420196 = 960004^2 + 422486^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1100102100193 and 1100102100202.

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, 137512762523 + ... + 137512762530.

It is an arithmetic number, because the mean of its divisors is an integer number (320863112563).

Almost surely, 2^{1100102100212} is an apocalyptic number.

It is an amenable number.

1100102100212 is a deficient number, since it is larger than the sum of its proper divisors (825076575166).

1100102100212 is a wasteful number, since it uses less digits than its factorization.

1100102100212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275025525057 (or 275025525055 counting only the distinct ones).

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

Adding to 1100102100212 its reverse (2120012010011), we get a palindrome (3220114110223).

The spelling of 1100102100212 in words is "one trillion, one hundred billion, one hundred two million, one hundred thousand, two hundred twelve".