20133353434403 has 64 divisors (see below), whose sum is σ = 23107525115904. Its totient is φ = 17376569280000.

The previous prime is 20133353434393. The next prime is 20133353434409. The reversal of 20133353434403 is 30443435333102.

It is a cyclic number.

It is not a de Polignac number, because 20133353434403 - 2⁴⁴ = 2541167389987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20133353434409) 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, 1646624576 + ... + 1646636802.

It is an arithmetic number, because the mean of its divisors is an integer number (361055079936).

Almost surely, 2^{20133353434403} is an apocalyptic number.

20133353434403 is a deficient number, since it is larger than the sum of its proper divisors (2974171681501).

20133353434403 is a wasteful number, since it uses less digits than its factorization.

20133353434403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12816.

The product of its (nonzero) digits is 466560, while the sum is 38.

Adding to 20133353434403 its reverse (30443435333102), we get a palindrome (50576788767505).

The spelling of 20133353434403 in words is "twenty trillion, one hundred thirty-three billion, three hundred fifty-three million, four hundred thirty-four thousand, four hundred three".