20033102393 has 2 divisors, whose sum is σ = 20033102394. Its totient is φ = 20033102392.

The previous prime is 20033102381. The next prime is 20033102461. The reversal of 20033102393 is 39320133002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11371449769 + 8661652624 = 106637^2 + 93068^2 .

It is a cyclic number.

It is not a de Polignac number, because 20033102393 - 2¹⁸ = 20032840249 is a prime.

It is not a weakly prime, because it can be changed into another prime (20033102303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10016551196 + 10016551197.

It is an arithmetic number, because the mean of its divisors is an integer number (10016551197).

Almost surely, 2^20033102393 is an apocalyptic number.

It is an amenable number.

20033102393 is a deficient number, since it is larger than the sum of its proper divisors (1).

20033102393 is an equidigital number, since it uses as much as digits as its factorization.

20033102393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2916, while the sum is 26.

Adding to 20033102393 its reverse (39320133002), we get a palindrome (59353235395).

The spelling of 20033102393 in words is "twenty billion, thirty-three million, one hundred two thousand, three hundred ninety-three".