255102203454203 has 4 divisors (see below), whose sum is σ = 291545375376240. Its totient is φ = 218659031532168.

The previous prime is 255102203454199. The next prime is 255102203454239. The reversal of 255102203454203 is 302454302201552.

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 255102203454203 - 2² = 255102203454199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (255102203454253) 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, 18221585961008 + ... + 18221585961021.

It is an arithmetic number, because the mean of its divisors is an integer number (72886343844060).

Almost surely, 2^{255102203454203} is an apocalyptic number.

255102203454203 is a deficient number, since it is larger than the sum of its proper divisors (36443171922037).

255102203454203 is an equidigital number, since it uses as much as digits as its factorization.

255102203454203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36443171922036.

The product of its (nonzero) digits is 288000, while the sum is 38.

Adding to 255102203454203 its reverse (302454302201552), we get a palindrome (557556505655755).

The spelling of 255102203454203 in words is "two hundred fifty-five trillion, one hundred two billion, two hundred three million, four hundred fifty-four thousand, two hundred three".