2123130021223 has 8 divisors (see below), whose sum is σ = 2162614689360. Its totient is φ = 2083762000320.

The previous prime is 2123130021143. The next prime is 2123130021277. The reversal of 2123130021223 is 3221200313212.

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 2123130021223 - 2¹³ = 2123130013031 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2123130021194 and 2123130021203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2123130021923) 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, 29125068 + ... + 29197873.

It is an arithmetic number, because the mean of its divisors is an integer number (270326836170).

Almost surely, 2^{2123130021223} is an apocalyptic number.

2123130021223 is a deficient number, since it is larger than the sum of its proper divisors (39484668137).

2123130021223 is an equidigital number, since it uses as much as digits as its factorization.

2123130021223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58323617.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 2123130021223 its reverse (3221200313212), we get a palindrome (5344330334435).

The spelling of 2123130021223 in words is "two trillion, one hundred twenty-three billion, one hundred thirty million, twenty-one thousand, two hundred twenty-three".