2112101122102 has 4 divisors (see below), whose sum is σ = 3168151683156. Its totient is φ = 1056050561050.

The previous prime is 2112101122063. The next prime is 2112101122123. The reversal of 2112101122102 is 2012211012112.

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

It is a super-2 number, since 2×2112101122102² (a number of 25 digits) contains 22 as substring.

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, 528025280524 + ... + 528025280527.

It is an arithmetic number, because the mean of its divisors is an integer number (792037920789).

Almost surely, 2^{2112101122102} is an apocalyptic number.

2112101122102 is a deficient number, since it is larger than the sum of its proper divisors (1056050561054).

2112101122102 is a wasteful number, since it uses less digits than its factorization.

2112101122102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1056050561053.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 2112101122102 its reverse (2012211012112), we get a palindrome (4124312134214).

The spelling of 2112101122102 in words is "two trillion, one hundred twelve billion, one hundred one million, one hundred twenty-two thousand, one hundred two".