27313143111 has 32 divisors (see below), whose sum is σ = 41182080000. Its totient is φ = 17886075264.

The previous prime is 27313143107. The next prime is 27313143127. The reversal of 27313143111 is 11134131372.

27313143111 is a `hidden beast` number, since 2 + 7 + 31 + 314 + 311 + 1 = 666.

It is not a de Polignac number, because 27313143111 - 2² = 27313143107 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27313143191) 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, 2260815 + ... + 2272863.

It is an arithmetic number, because the mean of its divisors is an integer number (1286940000).

Almost surely, 2^27313143111 is an apocalyptic number.

27313143111 is a deficient number, since it is larger than the sum of its proper divisors (13868936889).

27313143111 is a wasteful number, since it uses less digits than its factorization.

27313143111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13540 (or 13534 counting only the distinct ones).

The product of its digits is 1512, while the sum is 27.

Adding to 27313143111 its reverse (11134131372), we get a palindrome (38447274483).

The spelling of 27313143111 in words is "twenty-seven billion, three hundred thirteen million, one hundred forty-three thousand, one hundred eleven".