20223303400 has 24 divisors (see below), whose sum is σ = 47019180870. Its totient is φ = 8089321280.

The previous prime is 20223303371. The next prime is 20223303407. The reversal of 20223303400 is 430332202.

It can be written as a sum of positive squares in 3 ways, for example, as 18790378084 + 1432925316 = 137078^2 + 37854^2 .

It is not an unprimeable number, because it can be changed into a prime (20223303407) 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 5 ways as a sum of consecutive naturals, for example, 50558059 + ... + 50558458.

Almost surely, 2^20223303400 is an apocalyptic number.

20223303400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20223303400 is an abundant number, since it is smaller than the sum of its proper divisors (26795877470).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20223303400 is a wasteful number, since it uses less digits than its factorization.

20223303400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101116533 (or 101116524 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 19.

Adding to 20223303400 its reverse (430332202), we get a palindrome (20653635602).

The spelling of 20223303400 in words is "twenty billion, two hundred twenty-three million, three hundred three thousand, four hundred".