102121002211 has 2 divisors, whose sum is σ = 102121002212. Its totient is φ = 102121002210.

The previous prime is 102121002197. The next prime is 102121002227. The reversal of 102121002211 is 112200121201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102121002211 - 2³¹ = 99973518563 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102121002191 and 102121002200.

It is not a weakly prime, because it can be changed into another prime (102121002281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51060501105 + 51060501106.

It is an arithmetic number, because the mean of its divisors is an integer number (51060501106).

Almost surely, 2^102121002211 is an apocalyptic number.

102121002211 is a deficient number, since it is larger than the sum of its proper divisors (1).

102121002211 is an equidigital number, since it uses as much as digits as its factorization.

102121002211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 102121002211 its reverse (112200121201), we get a palindrome (214321123412).

The spelling of 102121002211 in words is "one hundred two billion, one hundred twenty-one million, two thousand, two hundred eleven".