2112130340403 has 8 divisors (see below), whose sum is σ = 2818740950928. Its totient is φ = 1406803311744.

The previous prime is 2112130340377. The next prime is 2112130340407. The reversal of 2112130340403 is 3040430312112.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2112130340403 - 2¹⁶ = 2112130274867 is a prime.

It is a super-2 number, since 2×2112130340403² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2112130340407) 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 7 ways as a sum of consecutive naturals, for example, 320891626 + ... + 320898207.

It is an arithmetic number, because the mean of its divisors is an integer number (352342618866).

Almost surely, 2^{2112130340403} is an apocalyptic number.

2112130340403 is a deficient number, since it is larger than the sum of its proper divisors (706610610525).

2112130340403 is a wasteful number, since it uses less digits than its factorization.

2112130340403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 641790933.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 2112130340403 its reverse (3040430312112), we get a palindrome (5152560652515).

The spelling of 2112130340403 in words is "two trillion, one hundred twelve billion, one hundred thirty million, three hundred forty thousand, four hundred three".