203340400002 has 64 divisors (see below), whose sum is σ = 467171819520. Its totient is φ = 65491318800.

The previous prime is 203340399989. The next prime is 203340400007. The reversal of 203340400002 is 200004043302.

203340400002 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (203340400007) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 981927 + ... + 1170837.

It is an arithmetic number, because the mean of its divisors is an integer number (7299559680).

Almost surely, 2^203340400002 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 203340400002, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (233585909760).

203340400002 is an abundant number, since it is smaller than the sum of its proper divisors (263831419518).

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

203340400002 is a wasteful number, since it uses less digits than its factorization.

203340400002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189596 (or 189590 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

Adding to 203340400002 its reverse (200004043302), we get a palindrome (403344443304).

The spelling of 203340400002 in words is "two hundred three billion, three hundred forty million, four hundred thousand, two".