1100201323 has 24 divisors (see below), whose sum is σ = 1215854928. Its totient is φ = 994885632.

The previous prime is 1100201317. The next prime is 1100201329. The reversal of 1100201323 is 3231020011.

It is an interprime number because it is at equal distance from previous prime (1100201317) and next prime (1100201329).

It is not a de Polignac number, because 1100201323 - 2²⁵ = 1066646891 is a prime.

It is a super-2 number, since 2×1100201323² = 2420885902261900658, which contains 22 as substring.

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

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1100201329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3170436 + ... + 3170782.

It is an arithmetic number, because the mean of its divisors is an integer number (50660622).

Almost surely, 2^1100201323 is an apocalyptic number.

1100201323 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1100201323 is a deficient number, since it is larger than the sum of its proper divisors (115653605).

1100201323 is a wasteful number, since it uses less digits than its factorization.

1100201323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 703 (or 690 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 1100201323 is about 33169.2828231181. The cubic root of 1100201323 is about 1032.3430878965.

Adding to 1100201323 its reverse (3231020011), we get a palindrome (4331221334).

The spelling of 1100201323 in words is "one billion, one hundred million, two hundred one thousand, three hundred twenty-three".