204231151403 has 4 divisors (see below), whose sum is σ = 208084569408. Its totient is φ = 200377733400.

The previous prime is 204231151391. The next prime is 204231151441. The reversal of 204231151403 is 304151132402.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 204231151403 - 2¹⁰ = 204231150379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204231151483) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1926708923 + ... + 1926709028.

It is an arithmetic number, because the mean of its divisors is an integer number (52021142352).

Almost surely, 2^204231151403 is an apocalyptic number.

204231151403 is a deficient number, since it is larger than the sum of its proper divisors (3853418005).

204231151403 is an equidigital number, since it uses as much as digits as its factorization.

204231151403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3853418004.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 204231151403 its reverse (304151132402), we get a palindrome (508382283805).

The spelling of 204231151403 in words is "two hundred four billion, two hundred thirty-one million, one hundred fifty-one thousand, four hundred three".