20223020031101 has 2 divisors, whose sum is σ = 20223020031102. Its totient is φ = 20223020031100.

The previous prime is 20223020031073. The next prime is 20223020031173. The reversal of 20223020031101 is 10113002032202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18820204827076 + 1402815204025 = 4338226^2 + 1184405^2 .

It is a cyclic number.

It is not a de Polignac number, because 20223020031101 - 2⁶ = 20223020031037 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 20223020031101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20223020031191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10111510015550 + 10111510015551.

It is an arithmetic number, because the mean of its divisors is an integer number (10111510015551).

Almost surely, 2^{20223020031101} is an apocalyptic number.

It is an amenable number.

20223020031101 is a deficient number, since it is larger than the sum of its proper divisors (1).

20223020031101 is an equidigital number, since it uses as much as digits as its factorization.

20223020031101 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 20223020031101 its reverse (10113002032202), we get a palindrome (30336022063303).

The spelling of 20223020031101 in words is "twenty trillion, two hundred twenty-three billion, twenty million, thirty-one thousand, one hundred one".