20000231112203 has 2 divisors, whose sum is σ = 20000231112204. Its totient is φ = 20000231112202.

The previous prime is 20000231112053. The next prime is 20000231112217. The reversal of 20000231112203 is 30221113200002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20000231112203 - 2²⁴ = 20000214334987 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (20000231112233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10000115556101 + 10000115556102.

It is an arithmetic number, because the mean of its divisors is an integer number (10000115556102).

Almost surely, 2^{20000231112203} is an apocalyptic number.

20000231112203 is a deficient number, since it is larger than the sum of its proper divisors (1).

20000231112203 is an equidigital number, since it uses as much as digits as its factorization.

20000231112203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 20000231112203 its reverse (30221113200002), we get a palindrome (50221344312205).

The spelling of 20000231112203 in words is "twenty trillion, two hundred thirty-one million, one hundred twelve thousand, two hundred three".