1101111213203 has 8 divisors (see below), whose sum is σ = 1131084428448. Its totient is φ = 1071149232384.

The previous prime is 1101111213131. The next prime is 1101111213289. The reversal of 1101111213203 is 3023121111011.

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 1101111213203 - 2⁸ = 1101111212947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1101111243203) 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, 2609726 + ... + 3002147.

It is an arithmetic number, because the mean of its divisors is an integer number (141385553556).

Almost surely, 2^{1101111213203} is an apocalyptic number.

1101111213203 is a deficient number, since it is larger than the sum of its proper divisors (29973215245).

1101111213203 is an equidigital number, since it uses as much as digits as its factorization.

1101111213203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5617213.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 1101111213203 its reverse (3023121111011), we get a palindrome (4124232324214).

The spelling of 1101111213203 in words is "one trillion, one hundred one billion, one hundred eleven million, two hundred thirteen thousand, two hundred three".