1102321 has 8 divisors (see below), whose sum is σ = 1255104. Its totient is φ = 958320.

The previous prime is 1102313. The next prime is 1102333. The reversal of 1102321 is 1232011.

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

It is not a de Polignac number, because 1102321 - 2³ = 1102313 is a prime.

It is a super-2 number, since 2×1102321² = 2430223174082, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1102298 and 1102307.

It is not an unprimeable number, because it can be changed into a prime (1102301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1926 + ... + 2431.

It is an arithmetic number, because the mean of its divisors is an integer number (156888).

2^1102321 is an apocalyptic number.

1102321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1102321 is a deficient number, since it is larger than the sum of its proper divisors (152783).

1102321 is a wasteful number, since it uses less digits than its factorization.

1102321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4391.

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 1102321 is about 1049.9147584447. The cubic root of 1102321 is about 103.3005642423.

Adding to 1102321 its reverse (1232011), we get a palindrome (2334332).

The spelling of 1102321 in words is "one million, one hundred two thousand, three hundred twenty-one".