2213122223123 has 8 divisors (see below), whose sum is σ = 2529316106592. Its totient is φ = 1896936731136.

The previous prime is 2213122223029. The next prime is 2213122223173. The reversal of 2213122223123 is 3213222213122.

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 2213122223123 - 2²² = 2213118028819 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2213122223092 and 2213122223101.

It is not an unprimeable number, because it can be changed into a prime (2213122223173) 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, 1522190 + ... + 2596787.

It is an arithmetic number, because the mean of its divisors is an integer number (316164513324).

Almost surely, 2^{2213122223123} is an apocalyptic number.

2213122223123 is a deficient number, since it is larger than the sum of its proper divisors (316193883469).

2213122223123 is an equidigital number, since it uses as much as digits as its factorization.

2213122223123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4195741.

The product of its digits is 3456, while the sum is 26.

Adding to 2213122223123 its reverse (3213222213122), we get a palindrome (5426344436245).

The spelling of 2213122223123 in words is "two trillion, two hundred thirteen billion, one hundred twenty-two million, two hundred twenty-three thousand, one hundred twenty-three".