2112102100222 has 4 divisors (see below), whose sum is σ = 3168153150336. Its totient is φ = 1056051050110.

The previous prime is 2112102100169. The next prime is 2112102100271. The reversal of 2112102100222 is 2220012012112.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 2112102100196 and 2112102100205.

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, 528025525054 + ... + 528025525057.

It is an arithmetic number, because the mean of its divisors is an integer number (792038287584).

Almost surely, 2^{2112102100222} is an apocalyptic number.

2112102100222 is a deficient number, since it is larger than the sum of its proper divisors (1056051050114).

2112102100222 is a wasteful number, since it uses less digits than its factorization.

2112102100222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1056051050113.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2112102100222 its reverse (2220012012112), we get a palindrome (4332114112334).

The spelling of 2112102100222 in words is "two trillion, one hundred twelve billion, one hundred two million, one hundred thousand, two hundred twenty-two".