11012201103 has 4 divisors (see below), whose sum is σ = 14682934808. Its totient is φ = 7341467400.

The previous prime is 11012201099. The next prime is 11012201113. The reversal of 11012201103 is 30110221011.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 11012201103 - 2² = 11012201099 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11012201113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1835366848 + ... + 1835366853.

It is an arithmetic number, because the mean of its divisors is an integer number (3670733702).

Almost surely, 2^11012201103 is an apocalyptic number.

11012201103 is a deficient number, since it is larger than the sum of its proper divisors (3670733705).

11012201103 is an equidigital number, since it uses as much as digits as its factorization.

11012201103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3670733704.

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

Adding to 11012201103 its reverse (30110221011), we get a palindrome (41122422114).

The spelling of 11012201103 in words is "eleven billion, twelve million, two hundred one thousand, one hundred three".