102211755593 has 2 divisors, whose sum is σ = 102211755594. Its totient is φ = 102211755592.

The previous prime is 102211755559. The next prime is 102211755629. The reversal of 102211755593 is 395557112201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 86428356169 + 15783399424 = 293987^2 + 125632^2 .

It is a cyclic number.

It is not a de Polignac number, because 102211755593 - 2⁸ = 102211755337 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 102211755593.

It is not a weakly prime, because it can be changed into another prime (102211745593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51105877796 + 51105877797.

It is an arithmetic number, because the mean of its divisors is an integer number (51105877797).

Almost surely, 2^102211755593 is an apocalyptic number.

It is an amenable number.

102211755593 is a deficient number, since it is larger than the sum of its proper divisors (1).

102211755593 is an equidigital number, since it uses as much as digits as its factorization.

102211755593 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 94500, while the sum is 41.

Adding to 102211755593 its reverse (395557112201), we get a palindrome (497768867794).

The spelling of 102211755593 in words is "one hundred two billion, two hundred eleven million, seven hundred fifty-five thousand, five hundred ninety-three".