20223120303 has 24 divisors (see below), whose sum is σ = 30035077488. Its totient is φ = 13102653312.

The previous prime is 20223120263. The next prime is 20223120361. The reversal of 20223120303 is 30302132202.

It is a happy number.

20223120303 is a `hidden beast` number, since 20 + 223 + 120 + 303 = 666.

It is not a de Polignac number, because 20223120303 - 2¹³ = 20223112111 is a prime.

It is a super-2 number, since 2×20223120303² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20223120373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 259651 + ... + 328427.

It is an arithmetic number, because the mean of its divisors is an integer number (1251461562).

Almost surely, 2^20223120303 is an apocalyptic number.

20223120303 is a deficient number, since it is larger than the sum of its proper divisors (9811957185).

20223120303 is a wasteful number, since it uses less digits than its factorization.

20223120303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69703 (or 69700 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 20223120303 its reverse (30302132202), we get a palindrome (50525252505).

The spelling of 20223120303 in words is "twenty billion, two hundred twenty-three million, one hundred twenty thousand, three hundred three".