102200033021 has 2 divisors, whose sum is σ = 102200033022. Its totient is φ = 102200033020.

The previous prime is 102200033011. The next prime is 102200033051. The reversal of 102200033021 is 120330002201.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 97375202500 + 4824830521 = 312050^2 + 69461^2 .

It is a cyclic number.

It is not a de Polignac number, because 102200033021 - 2³⁰ = 101126291197 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 102200032987 and 102200033005.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102200033011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51100016510 + 51100016511.

It is an arithmetic number, because the mean of its divisors is an integer number (51100016511).

Almost surely, 2^102200033021 is an apocalyptic number.

It is an amenable number.

102200033021 is a deficient number, since it is larger than the sum of its proper divisors (1).

102200033021 is an equidigital number, since it uses as much as digits as its factorization.

102200033021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 102200033021 its reverse (120330002201), we get a palindrome (222530035222).

The spelling of 102200033021 in words is "one hundred two billion, two hundred million, thirty-three thousand, twenty-one".