20140243111120 has 160 divisors (see below), whose sum is σ = 51232447806336. Its totient is φ = 7302310963200.

The previous prime is 20140243111049. The next prime is 20140243111139. The reversal of 20140243111120 is 2111134204102.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 20140243111091 and 20140243111100.

It is a congruent number.

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, 977149615 + ... + 977170225.

Almost surely, 2^{20140243111120} is an apocalyptic number.

20140243111120 is a gapful number since it is divisible by the number (20) 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 20140243111120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25616223903168).

20140243111120 is an abundant number, since it is smaller than the sum of its proper divisors (31092204695216).

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

20140243111120 is a wasteful number, since it uses less digits than its factorization.

20140243111120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23829 (or 23823 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 20140243111120 its reverse (2111134204102), we get a palindrome (22251377315222).

The spelling of 20140243111120 in words is "twenty trillion, one hundred forty billion, two hundred forty-three million, one hundred eleven thousand, one hundred twenty".