23204235400111 has 4 divisors (see below), whose sum is σ = 23417118293800. Its totient is φ = 22991352506424.

The previous prime is 23204235400109. The next prime is 23204235400121. The reversal of 23204235400111 is 11100453240232.

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 23204235400111 - 2¹ = 23204235400109 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23204235400111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23204235400121) 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, 106441446681 + ... + 106441446898.

It is an arithmetic number, because the mean of its divisors is an integer number (5854279573450).

Almost surely, 2^{23204235400111} is an apocalyptic number.

23204235400111 is a deficient number, since it is larger than the sum of its proper divisors (212882893689).

23204235400111 is a wasteful number, since it uses less digits than its factorization.

23204235400111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212882893688.

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 23204235400111 its reverse (11100453240232), we get a palindrome (34304688640343).

The spelling of 23204235400111 in words is "twenty-three trillion, two hundred four billion, two hundred thirty-five million, four hundred thousand, one hundred eleven".