102200002021121 has 2 divisors, whose sum is σ = 102200002021122. Its totient is φ = 102200002021120.

The previous prime is 102200002021097. The next prime is 102200002021129. The reversal of 102200002021121 is 121120200002201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 84668706433600 + 17531295587521 = 9201560^2 + 4187039^2 .

It is an emirp because it is prime and its reverse (121120200002201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 102200002021121 - 2⁴⁶ = 31831257843457 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102200002021096 and 102200002021105.

It is not a weakly prime, because it can be changed into another prime (102200002021129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51100001010560 + 51100001010561.

It is an arithmetic number, because the mean of its divisors is an integer number (51100001010561).

Almost surely, 2^{102200002021121} is an apocalyptic number.

It is an amenable number.

102200002021121 is a deficient number, since it is larger than the sum of its proper divisors (1).

102200002021121 is an equidigital number, since it uses as much as digits as its factorization.

102200002021121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 102200002021121 its reverse (121120200002201), we get a palindrome (223320202023322).

The spelling of 102200002021121 in words is "one hundred two trillion, two hundred billion, two million, twenty-one thousand, one hundred twenty-one".