20000101223 has 2 divisors, whose sum is σ = 20000101224. Its totient is φ = 20000101222.

The previous prime is 20000101217. The next prime is 20000101273. The reversal of 20000101223 is 32210100002.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20000101223 - 2⁴ = 20000101207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20000101213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10000050611 + 10000050612.

It is an arithmetic number, because the mean of its divisors is an integer number (10000050612).

Almost surely, 2^20000101223 is an apocalyptic number.

20000101223 is a deficient number, since it is larger than the sum of its proper divisors (1).

20000101223 is an equidigital number, since it uses as much as digits as its factorization.

20000101223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 11.

Adding to 20000101223 its reverse (32210100002), we get a palindrome (52210201225).

The spelling of 20000101223 in words is "twenty billion, one hundred one thousand, two hundred twenty-three".