20433411013223 has 16 divisors (see below), whose sum is σ = 23627799994176. Its totient is φ = 17502074042880.

The previous prime is 20433411013207. The next prime is 20433411013261. The reversal of 20433411013223 is 32231011433402.

It is a cyclic number.

It is not a de Polignac number, because 20433411013223 - 2⁴ = 20433411013207 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 (20433411013273) 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, 651103136 + ... + 651134517.

It is an arithmetic number, because the mean of its divisors is an integer number (1476737499636).

Almost surely, 2^{20433411013223} is an apocalyptic number.

20433411013223 is a deficient number, since it is larger than the sum of its proper divisors (3194388980953).

20433411013223 is a wasteful number, since it uses less digits than its factorization.

20433411013223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1302237754.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 20433411013223 its reverse (32231011433402), we get a palindrome (52664422446625).

The spelling of 20433411013223 in words is "twenty trillion, four hundred thirty-three billion, four hundred eleven million, thirteen thousand, two hundred twenty-three".