1101012303 has 8 divisors (see below), whose sum is σ = 1468536448. Its totient is φ = 733748184.

The previous prime is 1101012299. The next prime is 1101012317. The reversal of 1101012303 is 3032101011.

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

It is not a de Polignac number, because 1101012303 - 2² = 1101012299 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101012103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54901 + ... + 72222.

It is an arithmetic number, because the mean of its divisors is an integer number (183567056).

Almost surely, 2^1101012303 is an apocalyptic number.

1101012303 is a deficient number, since it is larger than the sum of its proper divisors (367524145).

1101012303 is a wasteful number, since it uses less digits than its factorization.

1101012303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130013.

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 1101012303 is about 33181.5054360106. The cubic root of 1101012303 is about 1032.5966790518.

Adding to 1101012303 its reverse (3032101011), we get a palindrome (4133113314).

The spelling of 1101012303 in words is "one billion, one hundred one million, twelve thousand, three hundred three".