100102021211 has 2 divisors, whose sum is σ = 100102021212. Its totient is φ = 100102021210.

The previous prime is 100102021171. The next prime is 100102021219. The reversal of 100102021211 is 112120201001.

It is a strong prime.

It is an emirp because it is prime and its reverse (112120201001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 100102021211 - 2³⁰ = 99028279387 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100102021192 and 100102021201.

It is not a weakly prime, because it can be changed into another prime (100102021219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50051010605 + 50051010606.

It is an arithmetic number, because the mean of its divisors is an integer number (50051010606).

Almost surely, 2^100102021211 is an apocalyptic number.

100102021211 is a deficient number, since it is larger than the sum of its proper divisors (1).

100102021211 is an equidigital number, since it uses as much as digits as its factorization.

100102021211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 100102021211 its reverse (112120201001), we get a palindrome (212222222212).

The spelling of 100102021211 in words is "one hundred billion, one hundred two million, twenty-one thousand, two hundred eleven".