1101111223003 has 8 divisors (see below), whose sum is σ = 1204381673280. Its totient is φ = 998369011080.

The previous prime is 1101111222929. The next prime is 1101111223007. The reversal of 1101111223003 is 3003221111011.

It is a happy number.

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 1101111223003 - 2¹³ = 1101111214811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1101111223007) 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, 132055225 + ... + 132063562.

It is an arithmetic number, because the mean of its divisors is an integer number (150547709160).

Almost surely, 2^{1101111223003} is an apocalyptic number.

1101111223003 is a deficient number, since it is larger than the sum of its proper divisors (103270450277).

1101111223003 is a wasteful number, since it uses less digits than its factorization.

1101111223003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264119177.

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

Adding to 1101111223003 its reverse (3003221111011), we get a palindrome (4104332334014).

The spelling of 1101111223003 in words is "one trillion, one hundred one billion, one hundred eleven million, two hundred twenty-three thousand, three".