1101103231203 has 6 divisors (see below), whose sum is σ = 1590482445084. Its totient is φ = 734068820796.

The previous prime is 1101103231183. The next prime is 1101103231271. The reversal of 1101103231203 is 3021323011011.

1101103231203 is a `hidden beast` number, since 110 + 110 + 323 + 120 + 3 = 666.

It is not a de Polignac number, because 1101103231203 - 2⁵ = 1101103231171 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1101103231603) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 61172401725 + ... + 61172401742.

It is an arithmetic number, because the mean of its divisors is an integer number (265080407514).

Almost surely, 2^{1101103231203} is an apocalyptic number.

1101103231203 is a deficient number, since it is larger than the sum of its proper divisors (489379213881).

1101103231203 is a wasteful number, since it uses less digits than its factorization.

1101103231203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122344803473 (or 122344803470 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 1101103231203 its reverse (3021323011011), we get a palindrome (4122426242214).

The spelling of 1101103231203 in words is "one trillion, one hundred one billion, one hundred three million, two hundred thirty-one thousand, two hundred three".