102133200121 has 2 divisors, whose sum is σ = 102133200122. Its totient is φ = 102133200120.

The previous prime is 102133200079. The next prime is 102133200161. The reversal of 102133200121 is 121002331201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 99177755625 + 2955444496 = 314925^2 + 54364^2 .

It is a cyclic number.

It is not a de Polignac number, because 102133200121 - 2¹¹ = 102133198073 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102133200095 and 102133200104.

It is not a weakly prime, because it can be changed into another prime (102133200161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51066600060 + 51066600061.

It is an arithmetic number, because the mean of its divisors is an integer number (51066600061).

Almost surely, 2^102133200121 is an apocalyptic number.

It is an amenable number.

102133200121 is a deficient number, since it is larger than the sum of its proper divisors (1).

102133200121 is an equidigital number, since it uses as much as digits as its factorization.

102133200121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 102133200121 its reverse (121002331201), we get a palindrome (223135531322).

The spelling of 102133200121 in words is "one hundred two billion, one hundred thirty-three million, two hundred thousand, one hundred twenty-one".