1102210121011 has 2 divisors, whose sum is σ = 1102210121012. Its totient is φ = 1102210121010.

The previous prime is 1102210121009. The next prime is 1102210121017. The reversal of 1102210121011 is 1101210122011.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1102210121011 - 2¹ = 1102210121009 is a prime.

Together with 1102210121009, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 1102210120982 and 1102210121000.

It is not a weakly prime, because it can be changed into another prime (1102210121017) 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, 551105060505 + 551105060506.

It is an arithmetic number, because the mean of its divisors is an integer number (551105060506).

Almost surely, 2^{1102210121011} is an apocalyptic number.

1102210121011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1102210121011 is an equidigital number, since it uses as much as digits as its factorization.

1102210121011 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 13.

Adding to 1102210121011 its reverse (1101210122011), we get a palindrome (2203420243022).

It can be divided in two parts, 1102210 and 121011, that added together give a palindrome (1223221).

The spelling of 1102210121011 in words is "one trillion, one hundred two billion, two hundred ten million, one hundred twenty-one thousand, eleven".