123022003000 has 128 divisors (see below), whose sum is σ = 318395488320. Its totient is φ = 44195673600.

The previous prime is 123022002991. The next prime is 123022003031. The reversal of 123022003000 is 300220321.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 353119 + ... + 608881.

Almost surely, 2^123022003000 is an apocalyptic number.

123022003000 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 123022003000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159197744160).

123022003000 is an abundant number, since it is smaller than the sum of its proper divisors (195373485320).

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

123022003000 is a wasteful number, since it uses less digits than its factorization.

123022003000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255834 (or 255820 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

Adding to 123022003000 its reverse (300220321), we get a palindrome (123322223321).

The spelling of 123022003000 in words is "one hundred twenty-three billion, twenty-two million, three thousand".