11211301023 has 32 divisors (see below), whose sum is σ = 16717155840. Its totient is φ = 6635852160.

The previous prime is 11211300977. The next prime is 11211301027. The reversal of 11211301023 is 32010311211.

It is a happy number.

It is not a de Polignac number, because 11211301023 - 2⁸ = 11211300767 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11211300993 and 11211301011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11211301027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 278608 + ... + 316298.

It is an arithmetic number, because the mean of its divisors is an integer number (522411120).

Almost surely, 2^11211301023 is an apocalyptic number.

11211301023 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11211301023 is a deficient number, since it is larger than the sum of its proper divisors (5505854817).

11211301023 is a wasteful number, since it uses less digits than its factorization.

11211301023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37999.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 11211301023 its reverse (32010311211), we get a palindrome (43221612234).

The spelling of 11211301023 in words is "eleven billion, two hundred eleven million, three hundred one thousand, twenty-three".