1101112100212 has 12 divisors (see below), whose sum is σ = 1963303650756. Its totient is φ = 540168200000.

The previous prime is 1101112100203. The next prime is 1101112100233. The reversal of 1101112100212 is 2120012111011.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 527720885136 + 573391215076 = 726444^2 + 757226^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1101112100192 and 1101112100201.

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, 2596962289 + ... + 2596962712.

It is an arithmetic number, because the mean of its divisors is an integer number (163608637563).

Almost surely, 2^{1101112100212} is an apocalyptic number.

It is an amenable number.

1101112100212 is a deficient number, since it is larger than the sum of its proper divisors (862191550544).

1101112100212 is a wasteful number, since it uses less digits than its factorization.

1101112100212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5193925058 (or 5193925056 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1101112100212 its reverse (2120012111011), we get a palindrome (3221124211223).

The spelling of 1101112100212 in words is "one trillion, one hundred one billion, one hundred twelve million, one hundred thousand, two hundred twelve".