11031200000001 has 10 divisors (see below), whose sum is σ = 16478706172962. Its totient is φ = 7354133333280.

The previous prime is 11031199999997. The next prime is 11031200000011. The reversal of 11031200000001 is 10000000213011.

It can be written as a sum of positive squares in only one way, i.e., 10318222415601 + 712977584400 = 3212199^2 + 844380^2 .

It is not a de Polignac number, because 11031200000001 - 2² = 11031199999997 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (11031200000011) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 68093827080 + ... + 68093827241.

Almost surely, 2^{11031200000001} is an apocalyptic number.

It is an amenable number.

11031200000001 is a deficient number, since it is larger than the sum of its proper divisors (5447506172961).

11031200000001 is an equidigital number, since it uses as much as digits as its factorization.

11031200000001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136187654333 (or 136187654324 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

Adding to 11031200000001 its reverse (10000000213011), we get a palindrome (21031200213012).

The spelling of 11031200000001 in words is "eleven trillion, thirty-one billion, two hundred million, one", and thus it is an aban number.