204401302402 has 48 divisors (see below), whose sum is σ = 341437412736. Its totient is φ = 91691186400.

The previous prime is 204401302397. The next prime is 204401302409. The reversal of 204401302402 is 204203104402.

It is a happy number.

204401302402 is digitally balanced in base 2, 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 (22).

It is not an unprimeable number, because it can be changed into a prime (204401302409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20502823 + ... + 20512789.

It is an arithmetic number, because the mean of its divisors is an integer number (7113279432).

Almost surely, 2^204401302402 is an apocalyptic number.

204401302402 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

204401302402 is a deficient number, since it is larger than the sum of its proper divisors (137036110334).

204401302402 is a wasteful number, since it uses less digits than its factorization.

204401302402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11095 (or 11084 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 204401302402 its reverse (204203104402), we get a palindrome (408604406804).

The spelling of 204401302402 in words is "two hundred four billion, four hundred one million, three hundred two thousand, four hundred two".