23230442155111 has 4 divisors (see below), whose sum is σ = 24453097005400. Its totient is φ = 22007787304824.

The previous prime is 23230442155093. The next prime is 23230442155117. The reversal of 23230442155111 is 11155124403232.

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 23230442155111 - 2¹⁷ = 23230442024039 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 (23230442155117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 611327425116 + ... + 611327425153.

It is an arithmetic number, because the mean of its divisors is an integer number (6113274251350).

Almost surely, 2^{23230442155111} is an apocalyptic number.

23230442155111 is a deficient number, since it is larger than the sum of its proper divisors (1222654850289).

23230442155111 is a wasteful number, since it uses less digits than its factorization.

23230442155111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1222654850288.

The product of its (nonzero) digits is 28800, while the sum is 34.

Adding to 23230442155111 its reverse (11155124403232), we get a palindrome (34385566558343).

The spelling of 23230442155111 in words is "twenty-three trillion, two hundred thirty billion, four hundred forty-two million, one hundred fifty-five thousand, one hundred eleven".