201131114215 has 4 divisors (see below), whose sum is σ = 241357337064. Its totient is φ = 160904891368.

The previous prime is 201131114213. The next prime is 201131114267. The reversal of 201131114215 is 512411131102.

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 201131114215 - 2¹ = 201131114213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201131114213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20113111417 + ... + 20113111426.

It is an arithmetic number, because the mean of its divisors is an integer number (60339334266).

Almost surely, 2^201131114215 is an apocalyptic number.

201131114215 is a deficient number, since it is larger than the sum of its proper divisors (40226222849).

201131114215 is an equidigital number, since it uses as much as digits as its factorization.

201131114215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40226222848.

The product of its (nonzero) digits is 240, while the sum is 22.

Adding to 201131114215 its reverse (512411131102), we get a palindrome (713542245317).

The spelling of 201131114215 in words is "two hundred one billion, one hundred thirty-one million, one hundred fourteen thousand, two hundred fifteen".