2102223412433 has 4 divisors (see below), whose sum is σ = 2102279789988. Its totient is φ = 2102167034880.

The previous prime is 2102223412357. The next prime is 2102223412441. The reversal of 2102223412433 is 3342143222012.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1353899799184 + 748323613249 = 1163572^2 + 865057^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2102223412433 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2102223412396 and 2102223412405.

It is not an unprimeable number, because it can be changed into a prime (2102223412033) 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 3 ways as a sum of consecutive naturals, for example, 28132808 + ... + 28207433.

It is an arithmetic number, because the mean of its divisors is an integer number (525569947497).

Almost surely, 2^{2102223412433} is an apocalyptic number.

It is an amenable number.

2102223412433 is a deficient number, since it is larger than the sum of its proper divisors (56377555).

2102223412433 is an equidigital number, since it uses as much as digits as its factorization.

2102223412433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56377554.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 2102223412433 its reverse (3342143222012), we get a palindrome (5444366634445).

The spelling of 2102223412433 in words is "two trillion, one hundred two billion, two hundred twenty-three million, four hundred twelve thousand, four hundred thirty-three".