123223112102 has 8 divisors (see below), whose sum is σ = 184836196200. Its totient is φ = 61611046704.

The previous prime is 123223112093. The next prime is 123223112123. The reversal of 123223112102 is 201211322321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×123223112102² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 239549 + ... + 551207.

It is an arithmetic number, because the mean of its divisors is an integer number (23104524525).

Almost surely, 2^123223112102 is an apocalyptic number.

123223112102 is a deficient number, since it is larger than the sum of its proper divisors (61613084098).

123223112102 is a wasteful number, since it uses less digits than its factorization.

123223112102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 509350.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 123223112102 its reverse (201211322321), we get a palindrome (324434434423).

The spelling of 123223112102 in words is "one hundred twenty-three billion, two hundred twenty-three million, one hundred twelve thousand, one hundred two".