102422300221 has 2 divisors, whose sum is σ = 102422300222. Its totient is φ = 102422300220.

The previous prime is 102422300209. The next prime is 102422300273. The reversal of 102422300221 is 122003224201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99862952121 + 2559348100 = 316011^2 + 50590^2 .

It is a cyclic number.

It is not a de Polignac number, because 102422300221 - 2²¹ = 102420203069 is a prime.

It is a super-3 number, since 3×102422300221³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102452300221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51211150110 + 51211150111.

It is an arithmetic number, because the mean of its divisors is an integer number (51211150111).

Almost surely, 2^102422300221 is an apocalyptic number.

It is an amenable number.

102422300221 is a deficient number, since it is larger than the sum of its proper divisors (1).

102422300221 is an equidigital number, since it uses as much as digits as its factorization.

102422300221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 102422300221 its reverse (122003224201), we get a palindrome (224425524422).

The spelling of 102422300221 in words is "one hundred two billion, four hundred twenty-two million, three hundred thousand, two hundred twenty-one".