20111230233093 has 8 divisors (see below), whose sum is σ = 26826040502208. Its totient is φ = 13401953393024.

The previous prime is 20111230233089. The next prime is 20111230233103. The reversal of 20111230233093 is 39033203211102.

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 20111230233093 - 2² = 20111230233089 is a prime.

It is a super-2 number, since 2×20111230233093² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20111230233093.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20111230231093) 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, 1383348780 + ... + 1383363317.

It is an arithmetic number, because the mean of its divisors is an integer number (3353255062776).

Almost surely, 2^{20111230233093} is an apocalyptic number.

It is an amenable number.

20111230233093 is a deficient number, since it is larger than the sum of its proper divisors (6714810269115).

20111230233093 is a wasteful number, since it uses less digits than its factorization.

20111230233093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2766714523.

The product of its (nonzero) digits is 5832, while the sum is 30.

Adding to 20111230233093 its reverse (39033203211102), we get a palindrome (59144433444195).

The spelling of 20111230233093 in words is "twenty trillion, one hundred eleven billion, two hundred thirty million, two hundred thirty-three thousand, ninety-three".