12133202430 has 128 divisors (see below), whose sum is σ = 31747230720. Its totient is φ = 2955294720.

The previous prime is 12133202401. The next prime is 12133202453. The reversal of 12133202430 is 3420233121.

It is a junction number, because it is equal to n+sod(n) for n = 12133202397 and 12133202406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 11906461 + ... + 11907479.

It is an arithmetic number, because the mean of its divisors is an integer number (248025240).

Almost surely, 2^12133202430 is an apocalyptic number.

12133202430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 12133202430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15873615360).

12133202430 is an abundant number, since it is smaller than the sum of its proper divisors (19614028290).

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

12133202430 is a wasteful number, since it uses less digits than its factorization.

12133202430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1714.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 12133202430 its reverse (3420233121), we get a palindrome (15553435551).

The spelling of 12133202430 in words is "twelve billion, one hundred thirty-three million, two hundred two thousand, four hundred thirty".