212112010111102 has 4 divisors (see below), whose sum is σ = 318168015166656. Its totient is φ = 106056005055550.

The previous prime is 212112010111097. The next prime is 212112010111139. The reversal of 212112010111102 is 201111010211212.

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

It is a super-3 number, since 3×212112010111102³ (a number of 44 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53028002527774 + ... + 53028002527777.

It is an arithmetic number, because the mean of its divisors is an integer number (79542003791664).

Almost surely, 2^{212112010111102} is an apocalyptic number.

212112010111102 is a deficient number, since it is larger than the sum of its proper divisors (106056005055554).

212112010111102 is a wasteful number, since it uses less digits than its factorization.

212112010111102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106056005055553.

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

Adding to 212112010111102 its reverse (201111010211212), we get a palindrome (413223020322314).

The spelling of 212112010111102 in words is "two hundred twelve trillion, one hundred twelve billion, ten million, one hundred eleven thousand, one hundred two".