2112122122003 has 4 divisors (see below), whose sum is σ = 2113721004568. Its totient is φ = 2110523239440.

The previous prime is 2112122121983. The next prime is 2112122122037. The reversal of 2112122122003 is 3002212212112.

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

It is a cyclic number.

It is not a de Polignac number, because 2112122122003 - 2³³ = 2103532187411 is a prime.

It is a super-2 number, since 2×2112122122003² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2112122122403) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 799439301 + ... + 799441942.

It is an arithmetic number, because the mean of its divisors is an integer number (528430251142).

Almost surely, 2^{2112122122003} is an apocalyptic number.

2112122122003 is a deficient number, since it is larger than the sum of its proper divisors (1598882565).

2112122122003 is a wasteful number, since it uses less digits than its factorization.

2112122122003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1598882564.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 2112122122003 its reverse (3002212212112), we get a palindrome (5114334334115).

The spelling of 2112122122003 in words is "two trillion, one hundred twelve billion, one hundred twenty-two million, one hundred twenty-two thousand, three".