2123102211223 has 4 divisors (see below), whose sum is σ = 2426402527120. Its totient is φ = 1819801895328.

The previous prime is 2123102211203. The next prime is 2123102211229. The reversal of 2123102211223 is 3221122013212.

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 2123102211223 - 2¹³ = 2123102203031 is a prime.

It is a super-3 number, since 3×2123102211223³ (a number of 38 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2123102211194 and 2123102211203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2123102211229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 151650157938 + ... + 151650157951.

It is an arithmetic number, because the mean of its divisors is an integer number (606600631780).

Almost surely, 2^{2123102211223} is an apocalyptic number.

2123102211223 is a deficient number, since it is larger than the sum of its proper divisors (303300315897).

2123102211223 is an equidigital number, since it uses as much as digits as its factorization.

2123102211223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303300315896.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 2123102211223 its reverse (3221122013212), we get a palindrome (5344224224435).

The spelling of 2123102211223 in words is "two trillion, one hundred twenty-three billion, one hundred two million, two hundred eleven thousand, two hundred twenty-three".