20202303212223 has 16 divisors (see below), whose sum is σ = 29385378329472. Its totient is φ = 12243732620000.

The previous prime is 20202303212219. The next prime is 20202303212237. The reversal of 20202303212223 is 32221230320202.

It is a cyclic number.

It is not a de Polignac number, because 20202303212223 - 2² = 20202303212219 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20202303212193 and 20202303212202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20202303212323) 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, 2659768 + ... + 6890498.

It is an arithmetic number, because the mean of its divisors is an integer number (1836586145592).

Almost surely, 2^{20202303212223} is an apocalyptic number.

20202303212223 is a deficient number, since it is larger than the sum of its proper divisors (9183075117249).

20202303212223 is a wasteful number, since it uses less digits than its factorization.

20202303212223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4375446.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 20202303212223 its reverse (32221230320202), we get a palindrome (52423533532425).

The spelling of 20202303212223 in words is "twenty trillion, two hundred two billion, three hundred three million, two hundred twelve thousand, two hundred twenty-three".