11201023 has 8 divisors (see below), whose sum is σ = 11721600. Its totient is φ = 10683288.

The previous prime is 11201017. The next prime is 11201033. The reversal of 11201023 is 32010211.

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

It is a cyclic number.

It is not a de Polignac number, because 11201023 - 2⁵ = 11200991 is a prime.

It is a super-3 number, since 3×11201023³ (a number of 22 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11201033) 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 7 ways as a sum of consecutive naturals, for example, 14788 + ... + 15526.

It is an arithmetic number, because the mean of its divisors is an integer number (1465200).

Almost surely, 2^11201023 is an apocalyptic number.

11201023 is a deficient number, since it is larger than the sum of its proper divisors (520577).

11201023 is an equidigital number, since it uses as much as digits as its factorization.

11201023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1421.

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

The square root of 11201023 is about 3346.7929425048. The cubic root of 11201023 is about 223.7446002255.

Adding to 11201023 its reverse (32010211), we get a palindrome (43211234).

The spelling of 11201023 in words is "eleven million, two hundred one thousand, twenty-three".