20223033202061 has 2 divisors, whose sum is σ = 20223033202062. Its totient is φ = 20223033202060.

The previous prime is 20223033202039. The next prime is 20223033202087. The reversal of 20223033202061 is 16020233032202.

It is an a-pointer prime, because the next prime (20223033202087) can be obtained adding 20223033202061 to its sum of digits (26).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12035480469961 + 8187552732100 = 3469219^2 + 2861390^2 .

It is a cyclic number.

It is not a de Polignac number, because 20223033202061 - 2⁶ = 20223033201997 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 20223033202061.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20223033202091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10111516601030 + 10111516601031.

It is an arithmetic number, because the mean of its divisors is an integer number (10111516601031).

Almost surely, 2^{20223033202061} is an apocalyptic number.

It is an amenable number.

20223033202061 is a deficient number, since it is larger than the sum of its proper divisors (1).

20223033202061 is an equidigital number, since it uses as much as digits as its factorization.

20223033202061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 20223033202061 its reverse (16020233032202), we get a palindrome (36243266234263).

The spelling of 20223033202061 in words is "twenty trillion, two hundred twenty-three billion, thirty-three million, two hundred two thousand, sixty-one".