1101130303 has 24 divisors (see below), whose sum is σ = 1383380880. Its totient is φ = 868734720.

The previous prime is 1101130291. The next prime is 1101130343. The reversal of 1101130303 is 3030311011.

It is a happy number.

It is not a de Polignac number, because 1101130303 - 2⁵ = 1101130271 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101130343) 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, 239143 + ... + 243703.

It is an arithmetic number, because the mean of its divisors is an integer number (57640870).

Almost surely, 2^1101130303 is an apocalyptic number.

1101130303 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1101130303 is a deficient number, since it is larger than the sum of its proper divisors (282250577).

1101130303 is a wasteful number, since it uses less digits than its factorization.

1101130303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4967 (or 4960 counting only the distinct ones).

The product of its (nonzero) digits is 27, while the sum is 13.

The square root of 1101130303 is about 33183.2834873223. The cubic root of 1101130303 is about 1032.6335669398.

Adding to 1101130303 its reverse (3030311011), we get a palindrome (4131441314).

It can be divided in two parts, 11011 and 30303, that multiplied together give a palindrome (333666333).

The spelling of 1101130303 in words is "one billion, one hundred one million, one hundred thirty thousand, three hundred three".