2112211012223 has 8 divisors (see below), whose sum is σ = 2373588295008. Its totient is φ = 1864962231264.

The previous prime is 2112211012207. The next prime is 2112211012231. The reversal of 2112211012223 is 3222101122112.

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 2112211012223 - 2⁴ = 2112211012207 is a prime.

It is a super-2 number, since 2×2112211012223² (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 = 2112211012195 and 2112211012204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112211012243) 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, 3532125140 + ... + 3532125737.

It is an arithmetic number, because the mean of its divisors is an integer number (296698536876).

Almost surely, 2^{2112211012223} is an apocalyptic number.

2112211012223 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2112211012223 is a deficient number, since it is larger than the sum of its proper divisors (261377282785).

2112211012223 is a wasteful number, since it uses less digits than its factorization.

2112211012223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7064250913.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 2112211012223 its reverse (3222101122112), we get a palindrome (5334312134335).

The spelling of 2112211012223 in words is "two trillion, one hundred twelve billion, two hundred eleven million, twelve thousand, two hundred twenty-three".