1101131102203 has 24 divisors (see below), whose sum is σ = 1317968341200. Its totient is φ = 915641052480.

The previous prime is 1101131102167. The next prime is 1101131102219. The reversal of 1101131102203 is 3022011311011.

It is a happy number.

It is not a de Polignac number, because 1101131102203 - 2¹⁷ = 1101130971131 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1101131102233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8191276 + ... + 8324617.

It is an arithmetic number, because the mean of its divisors is an integer number (54915347550).

Almost surely, 2^{1101131102203} is an apocalyptic number.

1101131102203 is a deficient number, since it is larger than the sum of its proper divisors (216837238997).

1101131102203 is a wasteful number, since it uses less digits than its factorization.

1101131102203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16515963 (or 16515952 counting only the distinct ones).

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

Adding to 1101131102203 its reverse (3022011311011), we get a palindrome (4123142413214).

The spelling of 1101131102203 in words is "one trillion, one hundred one billion, one hundred thirty-one million, one hundred two thousand, two hundred three".