201354334423205 has 16 divisors (see below), whose sum is σ = 256712702235120. Its totient is φ = 151325382362112.

The previous prime is 201354334423169. The next prime is 201354334423223. The reversal of 201354334423205 is 502324433453102.

201354334423205 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 3742209001441 + 197612125421764 = 1934479^2 + 14057458^2 .

It is not a de Polignac number, because 201354334423205 - 2¹² = 201354334419109 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, 18765543044 + ... + 18765553773.

It is an arithmetic number, because the mean of its divisors is an integer number (16044543889695).

Almost surely, 2^{201354334423205} is an apocalyptic number.

It is an amenable number.

201354334423205 is a deficient number, since it is larger than the sum of its proper divisors (55358367811915).

201354334423205 is a wasteful number, since it uses less digits than its factorization.

201354334423205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37531096888.

The product of its (nonzero) digits is 1036800, while the sum is 41.

Adding to 201354334423205 its reverse (502324433453102), we get a palindrome (703678767876307).

The spelling of 201354334423205 in words is "two hundred one trillion, three hundred fifty-four billion, three hundred thirty-four million, four hundred twenty-three thousand, two hundred five".