1113220120403 has 2 divisors, whose sum is σ = 1113220120404. Its totient is φ = 1113220120402.

The previous prime is 1113220120361. The next prime is 1113220120457. The reversal of 1113220120403 is 3040210223111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1113220120403 - 2²² = 1113215926099 is a prime.

It is not a weakly prime, because it can be changed into another prime (1113220120003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556610060201 + 556610060202.

It is an arithmetic number, because the mean of its divisors is an integer number (556610060202).

Almost surely, 2^{1113220120403} is an apocalyptic number.

1113220120403 is a deficient number, since it is larger than the sum of its proper divisors (1).

1113220120403 is an equidigital number, since it uses as much as digits as its factorization.

1113220120403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 1113220120403 its reverse (3040210223111), we get a palindrome (4153430343514).

The spelling of 1113220120403 in words is "one trillion, one hundred thirteen billion, two hundred twenty million, one hundred twenty thousand, four hundred three".