20133215262443 has 8 divisors (see below), whose sum is σ = 21344367707520. Its totient is φ = 18957168685440.

The previous prime is 20133215262403. The next prime is 20133215262473. The reversal of 20133215262443 is 34426251233102.

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 20133215262443 - 2¹⁸ = 20133215000299 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20133215262397 and 20133215262406.

It is not an unprimeable number, because it can be changed into a prime (20133215262403) 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 7 ways as a sum of consecutive naturals, for example, 8776465838 + ... + 8776468131.

It is an arithmetic number, because the mean of its divisors is an integer number (2668045963440).

Almost surely, 2^{20133215262443} is an apocalyptic number.

20133215262443 is a deficient number, since it is larger than the sum of its proper divisors (1211152445077).

20133215262443 is a wasteful number, since it uses less digits than its factorization.

20133215262443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17552934037.

The product of its (nonzero) digits is 207360, while the sum is 38.

Adding to 20133215262443 its reverse (34426251233102), we get a palindrome (54559466495545).

The spelling of 20133215262443 in words is "twenty trillion, one hundred thirty-three billion, two hundred fifteen million, two hundred sixty-two thousand, four hundred forty-three".