1111022001203 has 2 divisors, whose sum is σ = 1111022001204. Its totient is φ = 1111022001202.

The previous prime is 1111022001157. The next prime is 1111022001227. The reversal of 1111022001203 is 3021002201111.

It is a strong prime.

It is an emirp because it is prime and its reverse (3021002201111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1111022001203 - 2⁶ = 1111022001139 is a prime.

It is not a weakly prime, because it can be changed into another prime (1111022001253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555511000601 + 555511000602.

It is an arithmetic number, because the mean of its divisors is an integer number (555511000602).

Almost surely, 2^{1111022001203} is an apocalyptic number.

1111022001203 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111022001203 is an equidigital number, since it uses as much as digits as its factorization.

1111022001203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 1111022001203 its reverse (3021002201111), we get a palindrome (4132024202314).

The spelling of 1111022001203 in words is "one trillion, one hundred eleven billion, twenty-two million, one thousand, two hundred three".