20434130222433 has 4 divisors (see below), whose sum is σ = 27245506963248. Its totient is φ = 13622753481620.

The previous prime is 20434130222357. The next prime is 20434130222453. The reversal of 20434130222433 is 33422203143402.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 20434130222433 - 2²⁴ = 20434113445217 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20434130222394 and 20434130222403.

It is not an unprimeable number, because it can be changed into a prime (20434130222453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3405688370403 + ... + 3405688370408.

It is an arithmetic number, because the mean of its divisors is an integer number (6811376740812).

Almost surely, 2^{20434130222433} is an apocalyptic number.

It is an amenable number.

20434130222433 is a deficient number, since it is larger than the sum of its proper divisors (6811376740815).

20434130222433 is an equidigital number, since it uses as much as digits as its factorization.

20434130222433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6811376740814.

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

Adding to 20434130222433 its reverse (33422203143402), we get a palindrome (53856333365835).

The spelling of 20434130222433 in words is "twenty trillion, four hundred thirty-four billion, one hundred thirty million, two hundred twenty-two thousand, four hundred thirty-three".