201452165211 has 16 divisors (see below), whose sum is σ = 293033537280. Its totient is φ = 122087135520.

The previous prime is 201452165209. The next prime is 201452165227. The reversal of 201452165211 is 112561254102.

It is not a de Polignac number, because 201452165211 - 2¹ = 201452165209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (201452165231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 771961 + ... + 999413.

It is an arithmetic number, because the mean of its divisors is an integer number (18314596080).

Almost surely, 2^201452165211 is an apocalyptic number.

201452165211 is a deficient number, since it is larger than the sum of its proper divisors (91581372069).

201452165211 is a wasteful number, since it uses less digits than its factorization.

201452165211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254306.

The product of its (nonzero) digits is 4800, while the sum is 30.

It can be divided in two parts, 201452 and 165211, that added together give a palindrome (366663).

The spelling of 201452165211 in words is "two hundred one billion, four hundred fifty-two million, one hundred sixty-five thousand, two hundred eleven".