11211023103 has 8 divisors (see below), whose sum is σ = 17083463808. Its totient is φ = 6406298904.

The previous prime is 11211023069. The next prime is 11211023111. The reversal of 11211023103 is 30132011211.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2^k-11211023103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11211023143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 266929101 + ... + 266929142.

It is an arithmetic number, because the mean of its divisors is an integer number (2135432976).

Almost surely, 2^11211023103 is an apocalyptic number.

11211023103 is a deficient number, since it is larger than the sum of its proper divisors (5872440705).

11211023103 is an equidigital number, since it uses as much as digits as its factorization.

11211023103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 533858253.

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

Adding to 11211023103 its reverse (30132011211), we get a palindrome (41343034314).

The spelling of 11211023103 in words is "eleven billion, two hundred eleven million, twenty-three thousand, one hundred three".