12020014400 has 168 divisors, whose sum is σ = 30995087616. Its totient is φ = 4582195200.

The previous prime is 12020014351. The next prime is 12020014411. The reversal of 12020014400 is 441002021.

It is a congruent number.

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, 3321392 + ... + 3325008.

Almost surely, 2^12020014400 is an apocalyptic number.

12020014400 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 12020014400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15497543808).

12020014400 is an abundant number, since it is smaller than the sum of its proper divisors (18975073216).

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

12020014400 is a wasteful number, since it uses less digits than its factorization.

12020014400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3737 (or 3722 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 12020014400 its reverse (441002021), we get a palindrome (12461016421).

The spelling of 12020014400 in words is "twelve billion, twenty million, fourteen thousand, four hundred".