2122112120103 has 10 divisors (see below), whose sum is σ = 3170068722744. Its totient is φ = 1414741413348.

The previous prime is 2122112120101. The next prime is 2122112120129. The reversal of 2122112120103 is 3010212112212.

It is not a de Polignac number, because 2122112120103 - 2¹ = 2122112120101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2122112120101) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 13099457451 + ... + 13099457612.

Almost surely, 2^{2122112120103} is an apocalyptic number.

2122112120103 is a deficient number, since it is larger than the sum of its proper divisors (1047956602641).

2122112120103 is an equidigital number, since it uses as much as digits as its factorization.

2122112120103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26198915075 (or 26198915066 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 2122112120103 its reverse (3010212112212), we get a palindrome (5132324232315).

The spelling of 2122112120103 in words is "two trillion, one hundred twenty-two billion, one hundred twelve million, one hundred twenty thousand, one hundred three".