20133223093 has 2 divisors, whose sum is σ = 20133223094. Its totient is φ = 20133223092.

The previous prime is 20133223067. The next prime is 20133223111. The reversal of 20133223093 is 39032233102.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16807048164 + 3326174929 = 129642^2 + 57673^2 .

It is a cyclic number.

It is not a de Polignac number, because 20133223093 - 2⁹ = 20133222581 is a prime.

It is a super-2 number, since 2×20133223093² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20133223013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10066611546 + 10066611547.

It is an arithmetic number, because the mean of its divisors is an integer number (10066611547).

Almost surely, 2^20133223093 is an apocalyptic number.

It is an amenable number.

20133223093 is a deficient number, since it is larger than the sum of its proper divisors (1).

20133223093 is an equidigital number, since it uses as much as digits as its factorization.

20133223093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5832, while the sum is 28.

Adding to 20133223093 its reverse (39032233102), we get a palindrome (59165456195).

The spelling of 20133223093 in words is "twenty billion, one hundred thirty-three million, two hundred twenty-three thousand, ninety-three".