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1102 = 21929

1102 has 8 divisors (see below), whose sum is σ = 1800. Its totient is φ = 504.

The previous prime is 1097. The next prime is 1103. The reversal of 1102 is 2011.

1102 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

1102 is strictly pandigital in base 5.

It is a plaindrome in base 12, base 13, base 14 and base 16.

It is a junction number, because it is equal to n+sod(n) for n = 1091 and 1100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103) by changing a digit.

1102 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24 + ... + 52.

It is an arithmetic number, because the mean of its divisors is an integer number (225).

21102 is an apocalyptic number.

1102 is a deficient number, since it is larger than the sum of its proper divisors (698).

1102 is a wasteful number, since it uses less digits than its factorization.

1102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50.

The product of its (nonzero) digits is 2, while the sum is 4.

The square root of 1102 is about 33.1963853454. The cubic root of 1102 is about 10.3290536099.

Adding to 1102 its reverse (2011), we get a palindrome (3113).

Subtracting 1102 from its reverse (2011), we obtain a palindrome (909).

Multiplying 1102 by its reverse (2011), we get a palindrome (2216122).

The spelling of 1102 in words is "one thousand, one hundred two", and thus it is an iban number.

Divisors: 1 2 19 29 38 58 551 1102