123102003000 has 192 divisors, whose sum is σ = 401508525600. Its totient is φ = 31399526400.

The previous prime is 123102002999. The next prime is 123102003077. The reversal of 123102003000 is 300201321.

It is a happy number.

It is a super-2 number, since 2×123102003000² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1548216 + ... + 1625784.

Almost surely, 2^123102003000 is an apocalyptic number.

123102003000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 123102003000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (200754262800).

123102003000 is an abundant number, since it is smaller than the sum of its proper divisors (278406522600).

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

123102003000 is a wasteful number, since it uses less digits than its factorization.

123102003000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77639 (or 77602 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 123102003000 its reverse (300201321), we get a palindrome (123402204321).

The spelling of 123102003000 in words is "one hundred twenty-three billion, one hundred two million, three thousand".