20000203123322 has 24 divisors (see below), whose sum is σ = 32150860972956. Its totient is φ = 9328569463808.

The previous prime is 20000203123319. The next prime is 20000203123337. The reversal of 20000203123322 is 22332130200002.

It can be written as a sum of positive squares in 6 ways, for example, as 12257624185921 + 7742578937401 = 3501089^2 + 2782549^2 .

It is a junction number, because it is equal to n+sod(n) for n = 20000203123294 and 20000203123303.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 153042773 + ... + 153173400.

Almost surely, 2^{20000203123322} is an apocalyptic number.

20000203123322 is a deficient number, since it is larger than the sum of its proper divisors (12150657849634).

20000203123322 is a wasteful number, since it uses less digits than its factorization.

20000203123322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306216322 (or 306216305 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 20000203123322 its reverse (22332130200002), we get a palindrome (42332333323324).

The spelling of 20000203123322 in words is "twenty trillion, two hundred three million, one hundred twenty-three thousand, three hundred twenty-two".