102102220012211 has 2 divisors, whose sum is σ = 102102220012212. Its totient is φ = 102102220012210.

The previous prime is 102102220012201. The next prime is 102102220012237. The reversal of 102102220012211 is 112210022201201.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102102220012211 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 102102220012211.

It is not a weakly prime, because it can be changed into another prime (102102220012201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51051110006105 + 51051110006106.

It is an arithmetic number, because the mean of its divisors is an integer number (51051110006106).

Almost surely, 2^{102102220012211} is an apocalyptic number.

102102220012211 is a deficient number, since it is larger than the sum of its proper divisors (1).

102102220012211 is an equidigital number, since it uses as much as digits as its factorization.

102102220012211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 102102220012211 its reverse (112210022201201), we get a palindrome (214312242213412).

The spelling of 102102220012211 in words is "one hundred two trillion, one hundred two billion, two hundred twenty million, twelve thousand, two hundred eleven".