11103021100231 has 24 divisors (see below), whose sum is σ = 11575187930880. Its totient is φ = 10646810535504.

The previous prime is 11103021100217. The next prime is 11103021100253. The reversal of 11103021100231 is 13200112030111.

It is a happy number.

11103021100231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11103021100231 - 2⁹ = 11103021099719 is a prime.

It is a super-2 number, since 2×11103021100231² (a number of 27 digits) contains 22 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 (11103021100201) 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, 22581696 + ... + 23068138.

It is an arithmetic number, because the mean of its divisors is an integer number (482299497120).

Almost surely, 2^{11103021100231} is an apocalyptic number.

11103021100231 is a deficient number, since it is larger than the sum of its proper divisors (472166830649).

11103021100231 is an frugal number, since it uses more digits than its factorization.

11103021100231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 486723 (or 486664 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 11103021100231 its reverse (13200112030111), we get a palindrome (24303133130342).

The spelling of 11103021100231 in words is "eleven trillion, one hundred three billion, twenty-one million, one hundred thousand, two hundred thirty-one".