10021123133333 has 4 divisors (see below), whose sum is σ = 10791978758988. Its totient is φ = 9250267507680.

The previous prime is 10021123133279. The next prime is 10021123133383. The reversal of 10021123133333 is 33333132112001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2165306364004 + 7855816769329 = 1471498^2 + 2802823^2 .

It is a cyclic number.

It is not a de Polignac number, because 10021123133333 - 2¹⁰ = 10021123132309 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 (10021123133383) 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, 385427812808 + ... + 385427812833.

It is an arithmetic number, because the mean of its divisors is an integer number (2697994689747).

Almost surely, 2^{10021123133333} is an apocalyptic number.

10021123133333 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

10021123133333 is a deficient number, since it is larger than the sum of its proper divisors (770855625655).

10021123133333 is an equidigital number, since it uses as much as digits as its factorization.

10021123133333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 770855625654.

The product of its (nonzero) digits is 2916, while the sum is 26.

Adding to 10021123133333 its reverse (33333132112001), we get a palindrome (43354255245334).

The spelling of 10021123133333 in words is "ten trillion, twenty-one billion, one hundred twenty-three million, one hundred thirty-three thousand, three hundred thirty-three".