100200100222121 has 2 divisors, whose sum is σ = 100200100222122. Its totient is φ = 100200100222120.

The previous prime is 100200100222069. The next prime is 100200100222151. The reversal of 100200100222121 is 121222001002001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 84680282391721 + 15519817830400 = 9202189^2 + 3939520^2 .

It is a cyclic number.

It is not a de Polignac number, because 100200100222121 - 2²² = 100200096027817 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100200100222096 and 100200100222105.

It is not a weakly prime, because it can be changed into another prime (100200100222151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50100050111060 + 50100050111061.

It is an arithmetic number, because the mean of its divisors is an integer number (50100050111061).

Almost surely, 2^{100200100222121} is an apocalyptic number.

It is an amenable number.

100200100222121 is a deficient number, since it is larger than the sum of its proper divisors (1).

100200100222121 is an equidigital number, since it uses as much as digits as its factorization.

100200100222121 is an evil number, because the sum of its binary digits is even.

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

Adding to 100200100222121 its reverse (121222001002001), we get a palindrome (221422101224122).

The spelling of 100200100222121 in words is "one hundred trillion, two hundred billion, one hundred million, two hundred twenty-two thousand, one hundred twenty-one".