102011111022211 has 2 divisors, whose sum is σ = 102011111022212. Its totient is φ = 102011111022210.

The previous prime is 102011111022209. The next prime is 102011111022229. The reversal of 102011111022211 is 112220111110201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102011111022211 - 2¹ = 102011111022209 is a prime.

Together with 102011111022209, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (102011111022281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51005555511105 + 51005555511106.

It is an arithmetic number, because the mean of its divisors is an integer number (51005555511106).

Almost surely, 2^{102011111022211} is an apocalyptic number.

102011111022211 is a deficient number, since it is larger than the sum of its proper divisors (1).

102011111022211 is an equidigital number, since it uses as much as digits as its factorization.

102011111022211 is an evil number, because the sum of its binary digits is even.

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

Adding to 102011111022211 its reverse (112220111110201), we get a palindrome (214231222132412).

The spelling of 102011111022211 in words is "one hundred two trillion, eleven billion, one hundred eleven million, twenty-two thousand, two hundred eleven".