1122311302203 has 32 divisors (see below), whose sum is σ = 1842313446400. Its totient is φ = 591804579456.

The previous prime is 1122311302201. The next prime is 1122311302207. The reversal of 1122311302203 is 3022031132211.

It is not a de Polignac number, because 1122311302203 - 2¹ = 1122311302201 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 1122311302203.

It is not an unprimeable number, because it can be changed into a prime (1122311302201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 244938 + ... + 1518096.

It is an arithmetic number, because the mean of its divisors is an integer number (57572295200).

Almost surely, 2^{1122311302203} is an apocalyptic number.

1122311302203 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1122311302203 is a deficient number, since it is larger than the sum of its proper divisors (720002144197).

1122311302203 is a wasteful number, since it uses less digits than its factorization.

1122311302203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1276411.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 1122311302203 its reverse (3022031132211), we get a palindrome (4144342434414).

The spelling of 1122311302203 in words is "one trillion, one hundred twenty-two billion, three hundred eleven million, three hundred two thousand, two hundred three".