102213024257 has 2 divisors, whose sum is σ = 102213024258. Its totient is φ = 102213024256.

The previous prime is 102213024233. The next prime is 102213024269. The reversal of 102213024257 is 752420312201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 96249478081 + 5963546176 = 310241^2 + 77224^2 .

It is an emirp because it is prime and its reverse (752420312201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 102213024257 - 2¹⁴ = 102213007873 is a prime.

It is not a weakly prime, because it can be changed into another prime (102213024217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51106512128 + 51106512129.

It is an arithmetic number, because the mean of its divisors is an integer number (51106512129).

Almost surely, 2^102213024257 is an apocalyptic number.

It is an amenable number.

102213024257 is a deficient number, since it is larger than the sum of its proper divisors (1).

102213024257 is an equidigital number, since it uses as much as digits as its factorization.

102213024257 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6720, while the sum is 29.

Adding to 102213024257 its reverse (752420312201), we get a palindrome (854633336458).

The spelling of 102213024257 in words is "one hundred two billion, two hundred thirteen million, twenty-four thousand, two hundred fifty-seven".