11221111323003 has 32 divisors (see below), whose sum is σ = 15536374516800. Its totient is φ = 7195265509376.

The previous prime is 11221111322999. The next prime is 11221111323049. The reversal of 11221111323003 is 30032311112211.

It is a cyclic number.

It is not a de Polignac number, because 11221111323003 - 2² = 11221111322999 is a prime.

It is a super-2 number, since 2×11221111323003² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11221111323203) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 426693751 + ... + 426720047.

It is an arithmetic number, because the mean of its divisors is an integer number (485511703650).

Almost surely, 2^{11221111323003} is an apocalyptic number.

11221111323003 is a deficient number, since it is larger than the sum of its proper divisors (4315263193797).

11221111323003 is a wasteful number, since it uses less digits than its factorization.

11221111323003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44831.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 11221111323003 its reverse (30032311112211), we get a palindrome (41253422435214).

The spelling of 11221111323003 in words is "eleven trillion, two hundred twenty-one billion, one hundred eleven million, three hundred twenty-three thousand, three".