23134135501111 has 4 divisors (see below), whose sum is σ = 23135151560400. Its totient is φ = 23133119441824.

The previous prime is 23134135501091. The next prime is 23134135501123. The reversal of 23134135501111 is 11110553143132.

It is a happy number.

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 23134135501111 - 2⁵ = 23134135501079 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 (23134135502111) 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, 507995491 + ... + 508041028.

It is an arithmetic number, because the mean of its divisors is an integer number (5783787890100).

Almost surely, 2^{23134135501111} is an apocalyptic number.

23134135501111 is a deficient number, since it is larger than the sum of its proper divisors (1016059289).

23134135501111 is a wasteful number, since it uses less digits than its factorization.

23134135501111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1016059288.

The product of its (nonzero) digits is 5400, while the sum is 31.

Adding to 23134135501111 its reverse (11110553143132), we get a palindrome (34244688644243).

The spelling of 23134135501111 in words is "twenty-three trillion, one hundred thirty-four billion, one hundred thirty-five million, five hundred one thousand, one hundred eleven".