11011211200003 has 16 divisors (see below), whose sum is σ = 12617980539840. Its totient is φ = 9412881998976.

The previous prime is 11011211199953. The next prime is 11011211200009. The reversal of 11011211200003 is 30000211211011.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11011211200003 - 2¹³ = 11011211191811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11011211200009) 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 15 ways as a sum of consecutive naturals, for example, 25043325 + ... + 25479217.

It is an arithmetic number, because the mean of its divisors is an integer number (788623783740).

Almost surely, 2^{11011211200003} is an apocalyptic number.

11011211200003 is a deficient number, since it is larger than the sum of its proper divisors (1606769339837).

11011211200003 is an equidigital number, since it uses as much as digits as its factorization.

11011211200003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445566.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 11011211200003 its reverse (30000211211011), we get a palindrome (41011422411014).

The spelling of 11011211200003 in words is "eleven trillion, eleven billion, two hundred eleven million, two hundred thousand, three".