23111132323011 has 8 divisors (see below), whose sum is σ = 30862470369024. Its totient is φ = 15383607912840.

The previous prime is 23111132323009. The next prime is 23111132323043. The reversal of 23111132323011 is 11032323111132.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 23111132323011 - 2¹ = 23111132323009 is a prime.

It is a super-2 number, since 2×23111132323011² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23111132323211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5953406695 + ... + 5953410576.

It is an arithmetic number, because the mean of its divisors is an integer number (3857808796128).

Almost surely, 2^{23111132323011} is an apocalyptic number.

23111132323011 is a deficient number, since it is larger than the sum of its proper divisors (7751338046013).

23111132323011 is a wasteful number, since it uses less digits than its factorization.

23111132323011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11906817921.

The product of its (nonzero) digits is 648, while the sum is 24.

Adding to 23111132323011 its reverse (11032323111132), we get a palindrome (34143455434143).

The spelling of 23111132323011 in words is "twenty-three trillion, one hundred eleven billion, one hundred thirty-two million, three hundred twenty-three thousand, eleven".