201341324021511 has 32 divisors (see below), whose sum is σ = 284502735998208. Its totient is φ = 126217973573120.

The previous prime is 201341324021507. The next prime is 201341324021531. The reversal of 201341324021511 is 115120423143102.

It is a cyclic number.

It is not a de Polignac number, because 201341324021511 - 2² = 201341324021507 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201341324021531) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1249531996 + ... + 1249693118.

It is an arithmetic number, because the mean of its divisors is an integer number (8890710499944).

Almost surely, 2^{201341324021511} is an apocalyptic number.

201341324021511 is a deficient number, since it is larger than the sum of its proper divisors (83161411976697).

201341324021511 is a wasteful number, since it uses less digits than its factorization.

201341324021511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183071.

The product of its (nonzero) digits is 5760, while the sum is 30.

Adding to 201341324021511 its reverse (115120423143102), we get a palindrome (316461747164613).

The spelling of 201341324021511 in words is "two hundred one trillion, three hundred forty-one billion, three hundred twenty-four million, twenty-one thousand, five hundred eleven".