12000202423400 has 96 divisors (see below), whose sum is σ = 29570845838040. Its totient is φ = 4513262223360.

The previous prime is 12000202423361. The next prime is 12000202423457. The reversal of 12000202423400 is 432420200021.

12000202423400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 12 ways, for example, as 483912227044 + 11516290196356 = 695638^2 + 3393566^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1702112 + ... + 5186288.

Almost surely, 2^{12000202423400} is an apocalyptic number.

12000202423400 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 12000202423400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14785422919020).

12000202423400 is an abundant number, since it is smaller than the sum of its proper divisors (17570643414640).

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

12000202423400 is a wasteful number, since it uses less digits than its factorization.

12000202423400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3485223 (or 3485214 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 12000202423400 its reverse (432420200021), we get a palindrome (12432622623421).

The spelling of 12000202423400 in words is "twelve trillion, two hundred two million, four hundred twenty-three thousand, four hundred".