2112222100103 has 2 divisors, whose sum is σ = 2112222100104. Its totient is φ = 2112222100102.

The previous prime is 2112222100081. The next prime is 2112222100139. The reversal of 2112222100103 is 3010012222112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2112222100103 - 2⁸ = 2112222099847 is a prime.

It is a super-3 number, since 3×2112222100103³ (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2112222106103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056111050051 + 1056111050052.

It is an arithmetic number, because the mean of its divisors is an integer number (1056111050052).

Almost surely, 2^{2112222100103} is an apocalyptic number.

2112222100103 is a deficient number, since it is larger than the sum of its proper divisors (1).

2112222100103 is an equidigital number, since it uses as much as digits as its factorization.

2112222100103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 2112222100103 its reverse (3010012222112), we get a palindrome (5122234322215).

The spelling of 2112222100103 in words is "two trillion, one hundred twelve billion, two hundred twenty-two million, one hundred thousand, one hundred three".