1102216 has 8 divisors (see below), whose sum is σ = 2066670. Its totient is φ = 551104.

The previous prime is 1102201. The next prime is 1102237. The reversal of 1102216 is 6122011.

It can be written as a sum of positive squares in only one way, i.e., 1094116 + 8100 = 1046^2 + 90^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×1102216² = 2429760221312, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1102196 and 1102205.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68881 + ... + 68896.

2^1102216 is an apocalyptic number.

It is an amenable number.

1102216 is a deficient number, since it is larger than the sum of its proper divisors (964454).

1102216 is a wasteful number, since it uses less digits than its factorization.

1102216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137783 (or 137779 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 1102216 is about 1049.8647531944. The cubic root of 1102216 is about 103.2972842226.

Adding to 1102216 its reverse (6122011), we get a palindrome (7224227).

The spelling of 1102216 in words is "one million, one hundred two thousand, two hundred sixteen".