23355535205111 has 4 divisors (see below), whose sum is σ = 23356626249792. Its totient is φ = 23354444160432.

The previous prime is 23355535205089. The next prime is 23355535205117. The reversal of 23355535205111 is 11150253555332.

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 23355535205111 - 2⁴² = 18957488694007 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 (23355535205117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 545490230 + ... + 545533043.

It is an arithmetic number, because the mean of its divisors is an integer number (5839156562448).

Almost surely, 2^{23355535205111} is an apocalyptic number.

23355535205111 is a deficient number, since it is larger than the sum of its proper divisors (1091044681).

23355535205111 is a wasteful number, since it uses less digits than its factorization.

23355535205111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1091044680.

The product of its (nonzero) digits is 337500, while the sum is 41.

The spelling of 23355535205111 in words is "twenty-three trillion, three hundred fifty-five billion, five hundred thirty-five million, two hundred five thousand, one hundred eleven".