12203034431140 has 96 divisors (see below), whose sum is σ = 30833754174720. Its totient is φ = 3963044952576.

The previous prime is 12203034431089. The next prime is 12203034431191. The reversal of 12203034431140 is 4113443030221.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (12203034431089) and next prime (12203034431191).

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 12203034431099 and 12203034431108.

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, 16048594 + ... + 16791766.

It is an arithmetic number, because the mean of its divisors is an integer number (321184939320).

Almost surely, 2^{12203034431140} is an apocalyptic number.

12203034431140 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 12203034431140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15416877087360).

12203034431140 is an abundant number, since it is smaller than the sum of its proper divisors (18630719743580).

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

12203034431140 is a wasteful number, since it uses less digits than its factorization.

12203034431140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 749381 (or 749379 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 12203034431140 its reverse (4113443030221), we get a palindrome (16316477461361).

The spelling of 12203034431140 in words is "twelve trillion, two hundred three billion, thirty-four million, four hundred thirty-one thousand, one hundred forty".