23020003111111 has 8 divisors (see below), whose sum is σ = 23116470128640. Its totient is φ = 22923537335832.

The previous prime is 23020003111103. The next prime is 23020003111177. The reversal of 23020003111111 is 11111130002032.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 23020003111111 - 2³ = 23020003111103 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 (23020003111181) 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, 72234826 + ... + 72552808.

It is an arithmetic number, because the mean of its divisors is an integer number (2889558766080).

Almost surely, 2^{23020003111111} is an apocalyptic number.

23020003111111 is a deficient number, since it is larger than the sum of its proper divisors (96467017529).

23020003111111 is a wasteful number, since it uses less digits than its factorization.

23020003111111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 621125.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 23020003111111 its reverse (11111130002032), we get a palindrome (34131133113143).

The spelling of 23020003111111 in words is "twenty-three trillion, twenty billion, three million, one hundred eleven thousand, one hundred eleven".