14501222120 has 128 divisors (see below), whose sum is σ = 41136595200. Its totient is φ = 4468992000.

The previous prime is 14501222107. The next prime is 14501222143. The reversal of 14501222120 is 2122210541.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 14501222092 and 14501222101.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 247670 + ... + 300570.

It is an arithmetic number, because the mean of its divisors is an integer number (321379650).

Almost surely, 2^14501222120 is an apocalyptic number.

14501222120 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 14501222120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20568297600).

14501222120 is an abundant number, since it is smaller than the sum of its proper divisors (26635373080).

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

14501222120 is a wasteful number, since it uses less digits than its factorization.

14501222120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53019 (or 53015 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 20.

Adding to 14501222120 its reverse (2122210541), we get a palindrome (16623432661).

The spelling of 14501222120 in words is "fourteen billion, five hundred one million, two hundred twenty-two thousand, one hundred twenty".