1100202009203 has 8 divisors (see below), whose sum is σ = 1200233986416. Its totient is φ = 1000172300800.

The previous prime is 1100202009167. The next prime is 1100202009217. The reversal of 1100202009203 is 3029002020011.

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 1100202009203 - 2¹² = 1100202005107 is a prime.

It is a super-2 number, since 2×1100202009203² (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 (1100202003203) 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, 540863 + ... + 1578903.

It is an arithmetic number, because the mean of its divisors is an integer number (150029248302).

Almost surely, 2^{1100202009203} is an apocalyptic number.

1100202009203 is a deficient number, since it is larger than the sum of its proper divisors (100031977213).

1100202009203 is a wasteful number, since it uses less digits than its factorization.

1100202009203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1134405.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 1100202009203 its reverse (3029002020011), we get a palindrome (4129204029214).

The spelling of 1100202009203 in words is "one trillion, one hundred billion, two hundred two million, nine thousand, two hundred three".