1100212001003 has 2 divisors, whose sum is σ = 1100212001004. Its totient is φ = 1100212001002.

The previous prime is 1100212000999. The next prime is 1100212001071. The reversal of 1100212001003 is 3001002120011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1100212001003 - 2² = 1100212000999 is a prime.

It is not a weakly prime, because it can be changed into another prime (1100212001803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550106000501 + 550106000502.

It is an arithmetic number, because the mean of its divisors is an integer number (550106000502).

Almost surely, 2^{1100212001003} is an apocalyptic number.

1100212001003 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100212001003 is an equidigital number, since it uses as much as digits as its factorization.

1100212001003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 1100212001003 its reverse (3001002120011), we get a palindrome (4101214121014).

The spelling of 1100212001003 in words is "one trillion, one hundred billion, two hundred twelve million, one thousand, three".