123020102223 has 12 divisors (see below), whose sum is σ = 179268233040. Its totient is φ = 81287618496.

The previous prime is 123020102197. The next prime is 123020102291. The reversal of 123020102223 is 322201020321.

It is not a de Polignac number, because 123020102223 - 2²⁵ = 122986547791 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 123020102196 and 123020102205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123020103223) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 60480843 + ... + 60482876.

It is an arithmetic number, because the mean of its divisors is an integer number (14939019420).

Almost surely, 2^123020102223 is an apocalyptic number.

123020102223 is a deficient number, since it is larger than the sum of its proper divisors (56248130817).

123020102223 is a wasteful number, since it uses less digits than its factorization.

123020102223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120963838 (or 120963835 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 123020102223 its reverse (322201020321), we get a palindrome (445221122544).

The spelling of 123020102223 in words is "one hundred twenty-three billion, twenty million, one hundred two thousand, two hundred twenty-three".