102220121233 has 2 divisors, whose sum is σ = 102220121234. Its totient is φ = 102220121232.

The previous prime is 102220121221. The next prime is 102220121299. The reversal of 102220121233 is 332121022201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 60825370384 + 41394750849 = 246628^2 + 203457^2 .

It is a cyclic number.

It is not a de Polignac number, because 102220121233 - 2¹⁷ = 102219990161 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 102220121233.

It is not a weakly prime, because it can be changed into another prime (102220191233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51110060616 + 51110060617.

It is an arithmetic number, because the mean of its divisors is an integer number (51110060617).

Almost surely, 2^102220121233 is an apocalyptic number.

It is an amenable number.

102220121233 is a deficient number, since it is larger than the sum of its proper divisors (1).

102220121233 is an equidigital number, since it uses as much as digits as its factorization.

102220121233 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 102220121233 its reverse (332121022201), we get a palindrome (434341143434).

The spelling of 102220121233 in words is "one hundred two billion, two hundred twenty million, one hundred twenty-one thousand, two hundred thirty-three".