10212221233 has 2 divisors, whose sum is σ = 10212221234. Its totient is φ = 10212221232.

The previous prime is 10212221209. The next prime is 10212221263. The reversal of 10212221233 is 33212221201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9731427904 + 480793329 = 98648^2 + 21927^2 .

It is a cyclic number.

It is not a de Polignac number, because 10212221233 - 2¹³ = 10212213041 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10212221233.

It is not a weakly prime, because it can be changed into another prime (10212221263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5106110616 + 5106110617.

It is an arithmetic number, because the mean of its divisors is an integer number (5106110617).

Almost surely, 2^10212221233 is an apocalyptic number.

It is an amenable number.

10212221233 is a deficient number, since it is larger than the sum of its proper divisors (1).

10212221233 is an equidigital number, since it uses as much as digits as its factorization.

10212221233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 10212221233 its reverse (33212221201), we get a palindrome (43424442434).

The spelling of 10212221233 in words is "ten billion, two hundred twelve million, two hundred twenty-one thousand, two hundred thirty-three".