2112212130023 has 8 divisors (see below), whose sum is σ = 2213269401600. Its totient is φ = 2011923355288.

The previous prime is 2112212130011. The next prime is 2112212130029. The reversal of 2112212130023 is 3200312122112.

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

It is a cyclic number.

It is not a de Polignac number, because 2112212130023 - 2¹⁴ = 2112212113639 is a prime.

It is a super-2 number, since 2×2112212130023² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2112212129977 and 2112212130004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112212130029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 192118583 + ... + 192129576.

It is an arithmetic number, because the mean of its divisors is an integer number (276658675200).

Almost surely, 2^{2112212130023} is an apocalyptic number.

2112212130023 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2112212130023 is a deficient number, since it is larger than the sum of its proper divisors (101057271577).

2112212130023 is a wasteful number, since it uses less digits than its factorization.

2112212130023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384248421.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 2112212130023 its reverse (3200312122112), we get a palindrome (5312524252135).

The spelling of 2112212130023 in words is "two trillion, one hundred twelve billion, two hundred twelve million, one hundred thirty thousand, twenty-three".