23023210001111 has 4 divisors (see below), whose sum is σ = 23023221286224. Its totient is φ = 23023198716000.

The previous prime is 23023210001087. The next prime is 23023210001159. The reversal of 23023210001111 is 11110001232032.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23023210001111 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 23023210001111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23023210001711) 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, 1632290 + ... + 6979311.

It is an arithmetic number, because the mean of its divisors is an integer number (5755805321556).

Almost surely, 2^{23023210001111} is an apocalyptic number.

23023210001111 is a deficient number, since it is larger than the sum of its proper divisors (11285113).

23023210001111 is an equidigital number, since it uses as much as digits as its factorization.

23023210001111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11285112.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 23023210001111 its reverse (11110001232032), we get a palindrome (34133211233143).

The spelling of 23023210001111 in words is "twenty-three trillion, twenty-three billion, two hundred ten million, one thousand, one hundred eleven".