20223033529 has 2 divisors, whose sum is σ = 20223033530. Its totient is φ = 20223033528.

The previous prime is 20223033499. The next prime is 20223033533. The reversal of 20223033529 is 92533032202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13207295929 + 7015737600 = 114923^2 + 83760^2 .

It is a cyclic number.

It is not a de Polignac number, because 20223033529 - 2²¹ = 20220936377 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20223033529.

It is not a weakly prime, because it can be changed into another prime (20223033569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10111516764 + 10111516765.

It is an arithmetic number, because the mean of its divisors is an integer number (10111516765).

Almost surely, 2^20223033529 is an apocalyptic number.

It is an amenable number.

20223033529 is a deficient number, since it is larger than the sum of its proper divisors (1).

20223033529 is an equidigital number, since it uses as much as digits as its factorization.

20223033529 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19440, while the sum is 31.

The spelling of 20223033529 in words is "twenty billion, two hundred twenty-three million, thirty-three thousand, five hundred twenty-nine".