1102101220111 has 2 divisors, whose sum is σ = 1102101220112. Its totient is φ = 1102101220110.

The previous prime is 1102101220109. The next prime is 1102101220133. The reversal of 1102101220111 is 1110221012011.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1102101220111 - 2¹ = 1102101220109 is a prime.

Together with 1102101220109, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 1102101220091 and 1102101220100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1102101220141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551050610055 + 551050610056.

It is an arithmetic number, because the mean of its divisors is an integer number (551050610056).

Almost surely, 2^{1102101220111} is an apocalyptic number.

1102101220111 is a deficient number, since it is larger than the sum of its proper divisors (1).

1102101220111 is an equidigital number, since it uses as much as digits as its factorization.

1102101220111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1102101220111 its reverse (1110221012011), we get a palindrome (2212322232122).

The spelling of 1102101220111 in words is "one trillion, one hundred two billion, one hundred one million, two hundred twenty thousand, one hundred eleven".