123043223000 has 32 divisors (see below), whose sum is σ = 287921144160. Its totient is φ = 49217288800.

The previous prime is 123043222993. The next prime is 123043223021. The reversal of 123043223000 is 322340321.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61520612 + ... + 61522611.

It is an arithmetic number, because the mean of its divisors is an integer number (8997535755).

Almost surely, 2^123043223000 is an apocalyptic number.

123043223000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123043223000 is an abundant number, since it is smaller than the sum of its proper divisors (164877921160).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

123043223000 is a wasteful number, since it uses less digits than its factorization.

123043223000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123043244 (or 123043230 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 123043223000 its reverse (322340321), we get a palindrome (123365563321).

The spelling of 123043223000 in words is "one hundred twenty-three billion, forty-three million, two hundred twenty-three thousand".