23010302221 has 2 divisors, whose sum is σ = 23010302222. Its totient is φ = 23010302220.

The previous prime is 23010302207. The next prime is 23010302303. The reversal of 23010302221 is 12220301032.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12710082121 + 10300220100 = 112739^2 + 101490^2 .

It is a cyclic number.

It is not a de Polignac number, because 23010302221 - 2¹³ = 23010294029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23010302195 and 23010302204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23010300221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11505151110 + 11505151111.

It is an arithmetic number, because the mean of its divisors is an integer number (11505151111).

Almost surely, 2^23010302221 is an apocalyptic number.

It is an amenable number.

23010302221 is a deficient number, since it is larger than the sum of its proper divisors (1).

23010302221 is an equidigital number, since it uses as much as digits as its factorization.

23010302221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 23010302221 its reverse (12220301032), we get a palindrome (35230603253).

The spelling of 23010302221 in words is "twenty-three billion, ten million, three hundred two thousand, two hundred twenty-one".