144022121300 has 72 divisors (see below), whose sum is σ = 317952253920. Its totient is φ = 56613110400.

The previous prime is 144022121261. The next prime is 144022121371. The reversal of 144022121300 is 3121220441.

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 23 ways as a sum of consecutive naturals, for example, 2795171 + ... + 2846229.

Almost surely, 2^144022121300 is an apocalyptic number.

144022121300 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 144022121300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (158976126960).

144022121300 is an abundant number, since it is smaller than the sum of its proper divisors (173930132620).

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

144022121300 is a wasteful number, since it uses less digits than its factorization.

144022121300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51561 (or 51554 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 144022121300 its reverse (3121220441), we get a palindrome (147143341741).

The spelling of 144022121300 in words is "one hundred forty-four billion, twenty-two million, one hundred twenty-one thousand, three hundred".