1106021113 has 2 divisors, whose sum is σ = 1106021114. Its totient is φ = 1106021112.

The previous prime is 1106021101. The next prime is 1106021129. The reversal of 1106021113 is 3111206011.

It is an a-pointer prime, because the next prime (1106021129) can be obtained adding 1106021113 to its sum of digits (16).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1097795689 + 8225424 = 33133^2 + 2868^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1106021113 is a prime.

It is not a weakly prime, because it can be changed into another prime (1106021143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 553010556 + 553010557.

It is an arithmetic number, because the mean of its divisors is an integer number (553010557).

Almost surely, 2^1106021113 is an apocalyptic number.

It is an amenable number.

1106021113 is a deficient number, since it is larger than the sum of its proper divisors (1).

1106021113 is an equidigital number, since it uses as much as digits as its factorization.

1106021113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 16.

The square root of 1106021113 is about 33256.8957210381. The cubic root of 1106021113 is about 1034.1601666546.

Adding to 1106021113 its reverse (3111206011), we get a palindrome (4217227124).

The spelling of 1106021113 in words is "one billion, one hundred six million, twenty-one thousand, one hundred thirteen".