120231123000 has 256 divisors, whose sum is σ = 405645926400. Its totient is φ = 29533030400.

The previous prime is 120231122987. The next prime is 120231123049. The reversal of 120231123000 is 321132021.

It is a super-2 number, since 2×120231123000² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2371921 + ... + 2422079.

It is an arithmetic number, because the mean of its divisors is an integer number (1584554400).

Almost surely, 2^120231123000 is an apocalyptic number.

120231123000 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 120231123000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (202822963200).

120231123000 is an abundant number, since it is smaller than the sum of its proper divisors (285414803400).

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

120231123000 is a wasteful number, since it uses less digits than its factorization.

120231123000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50247 (or 50233 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 120231123000 its reverse (321132021), we get a palindrome (120552255021).

The spelling of 120231123000 in words is "one hundred twenty billion, two hundred thirty-one million, one hundred twenty-three thousand".