102222210209993 has 2 divisors, whose sum is σ = 102222210209994. Its totient is φ = 102222210209992.

The previous prime is 102222210209969. The next prime is 102222210210011. The reversal of 102222210209993 is 399902012222201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 71173722348304 + 31048487861689 = 8436452^2 + 5572117^2 .

It is a cyclic number.

It is not a de Polignac number, because 102222210209993 - 2¹⁰ = 102222210208969 is a prime.

It is not a weakly prime, because it can be changed into another prime (102222210200993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51111105104996 + 51111105104997.

It is an arithmetic number, because the mean of its divisors is an integer number (51111105104997).

Almost surely, 2^{102222210209993} is an apocalyptic number.

It is an amenable number.

102222210209993 is a deficient number, since it is larger than the sum of its proper divisors (1).

102222210209993 is an equidigital number, since it uses as much as digits as its factorization.

102222210209993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 139968, while the sum is 44.

The spelling of 102222210209993 in words is "one hundred two trillion, two hundred twenty-two billion, two hundred ten million, two hundred nine thousand, nine hundred ninety-three".