20435103201255 has 16 divisors (see below), whose sum is σ = 32696602414080. Its totient is φ = 10898575943328.

The previous prime is 20435103201199. The next prime is 20435103201299. The reversal of 20435103201255 is 55210230153402.

It is not a de Polignac number, because 20435103201255 - 2¹⁰ = 20435103200231 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7946527 + ... + 10198896.

It is an arithmetic number, because the mean of its divisors is an integer number (2043537650880).

Almost surely, 2^{20435103201255} is an apocalyptic number.

20435103201255 is a deficient number, since it is larger than the sum of its proper divisors (12261499212825).

20435103201255 is a wasteful number, since it uses less digits than its factorization.

20435103201255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18220510.

The product of its (nonzero) digits is 36000, while the sum is 33.

Adding to 20435103201255 its reverse (55210230153402), we get a palindrome (75645333354657).

The spelling of 20435103201255 in words is "twenty trillion, four hundred thirty-five billion, one hundred three million, two hundred one thousand, two hundred fifty-five".