1101301320203 has 16 divisors (see below), whose sum is σ = 1285644940800. Its totient is φ = 942996089448.

The previous prime is 1101301320199. The next prime is 1101301320227. The reversal of 1101301320203 is 3020231031011.

It is not a de Polignac number, because 1101301320203 - 2² = 1101301320199 is a prime.

It is a super-2 number, since 2×1101301320203² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1101301320263) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1328501 + ... + 1991862.

It is an arithmetic number, because the mean of its divisors is an integer number (80352808800).

Almost surely, 2^{1101301320203} is an apocalyptic number.

1101301320203 is a deficient number, since it is larger than the sum of its proper divisors (184343620597).

1101301320203 is an frugal number, since it uses more digits than its factorization.

1101301320203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3321351 (or 3321337 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 1101301320203 its reverse (3020231031011), we get a palindrome (4121532351214).

The spelling of 1101301320203 in words is "one trillion, one hundred one billion, three hundred one million, three hundred twenty thousand, two hundred three".