11123420533433 has 64 divisors (see below), whose sum is σ = 12348584801280. Its totient is φ = 9957924421632.

The previous prime is 11123420533409. The next prime is 11123420533447. The reversal of 11123420533433 is 33433502432111.

It is not a de Polignac number, because 11123420533433 - 2⁸ = 11123420533177 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11123420533393 and 11123420533402.

It is not an unprimeable number, because it can be changed into a prime (11123420533333) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6921853916 + ... + 6921855522.

It is an arithmetic number, because the mean of its divisors is an integer number (192946637520).

Almost surely, 2^{11123420533433} is an apocalyptic number.

11123420533433 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

11123420533433 is a deficient number, since it is larger than the sum of its proper divisors (1225164267847).

11123420533433 is a wasteful number, since it uses less digits than its factorization.

11123420533433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2346.

The product of its (nonzero) digits is 77760, while the sum is 35.

Adding to 11123420533433 its reverse (33433502432111), we get a palindrome (44556922965544).

The spelling of 11123420533433 in words is "eleven trillion, one hundred twenty-three billion, four hundred twenty million, five hundred thirty-three thousand, four hundred thirty-three".