123003023200 has 72 divisors (see below), whose sum is σ = 306670184352. Its totient is φ = 48154360320.

The previous prime is 123003023197. The next prime is 123003023203. The reversal of 123003023200 is 2320300321.

It is an interprime number because it is at equal distance from previous prime (123003023197) and next prime (123003023203).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123003023203) 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, 1598079 + ... + 1673278.

It is an arithmetic number, because the mean of its divisors is an integer number (4259308116).

Almost surely, 2^123003023200 is an apocalyptic number.

123003023200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123003023200 is an abundant number, since it is smaller than the sum of its proper divisors (183667161152).

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

123003023200 is a wasteful number, since it uses less digits than its factorization.

123003023200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3271424 (or 3271411 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 16.

Adding to 123003023200 its reverse (2320300321), we get a palindrome (125323323521).

The spelling of 123003023200 in words is "one hundred twenty-three billion, three million, twenty-three thousand, two hundred".