20133430424223 has 16 divisors (see below), whose sum is σ = 28442755686240. Its totient is φ = 12624256567296.

The previous prime is 20133430424221. The next prime is 20133430424287. The reversal of 20133430424223 is 32242403433102.

It is not a de Polignac number, because 20133430424223 - 2¹ = 20133430424221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20133430424221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 132487240 + ... + 132639117.

It is an arithmetic number, because the mean of its divisors is an integer number (1777672230390).

Almost surely, 2^{20133430424223} is an apocalyptic number.

20133430424223 is a deficient number, since it is larger than the sum of its proper divisors (8309325262017).

20133430424223 is a wasteful number, since it uses less digits than its factorization.

20133430424223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265127866.

The product of its (nonzero) digits is 82944, while the sum is 33.

Adding to 20133430424223 its reverse (32242403433102), we get a palindrome (52375833857325).

The spelling of 20133430424223 in words is "twenty trillion, one hundred thirty-three billion, four hundred thirty million, four hundred twenty-four thousand, two hundred twenty-three".