1101102321 has 24 divisors (see below), whose sum is σ = 1626083424. Its totient is φ = 657286080.

The previous prime is 1101102311. The next prime is 1101102337. The reversal of 1101102321 is 1232011011.

It is not a de Polignac number, because 1101102321 - 2¹⁹ = 1100578033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1101102297 and 1101102306.

It is not an unprimeable number, because it can be changed into a prime (1101102311) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 144421 + ... + 151853.

It is an arithmetic number, because the mean of its divisors is an integer number (67753476).

Almost surely, 2^1101102321 is an apocalyptic number.

1101102321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1101102321 is a deficient number, since it is larger than the sum of its proper divisors (524981103).

1101102321 is an equidigital number, since it uses as much as digits as its factorization.

1101102321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7581 (or 7514 counting only the distinct ones).

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

The square root of 1101102321 is about 33182.8618566874. The cubic root of 1101102321 is about 1032.6248197470.

Adding to 1101102321 its reverse (1232011011), we get a palindrome (2333113332).

The spelling of 1101102321 in words is "one billion, one hundred one million, one hundred two thousand, three hundred twenty-one".