14431121432220 has 96 divisors (see below), whose sum is σ = 40457677897728. Its totient is φ = 3843488973312.

The previous prime is 14431121432179. The next prime is 14431121432227. The reversal of 14431121432220 is 2223412113441.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14431121432227) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 156309112 + ... + 156401408.

It is an arithmetic number, because the mean of its divisors is an integer number (421434144768).

Almost surely, 2^{14431121432220} is an apocalyptic number.

14431121432220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14431121432220 is an abundant number, since it is smaller than the sum of its proper divisors (26026556465508).

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

14431121432220 is a wasteful number, since it uses less digits than its factorization.

14431121432220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95539 (or 95537 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 30.

Adding to 14431121432220 its reverse (2223412113441), we get a palindrome (16654533545661).

The spelling of 14431121432220 in words is "fourteen trillion, four hundred thirty-one billion, one hundred twenty-one million, four hundred thirty-two thousand, two hundred twenty".