1123300021222 has 16 divisors (see below), whose sum is σ = 1692295349472. Its totient is φ = 559201896000.

The previous prime is 1123300021097. The next prime is 1123300021243. The reversal of 1123300021222 is 2221200033211.

It is a self number, because there is not a number n which added to its sum of digits gives 1123300021222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7647472 + ... + 7792972.

It is an arithmetic number, because the mean of its divisors is an integer number (105768459342).

Almost surely, 2^{1123300021222} is an apocalyptic number.

1123300021222 is a deficient number, since it is larger than the sum of its proper divisors (568995328250).

1123300021222 is a wasteful number, since it uses less digits than its factorization.

1123300021222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162303.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 1123300021222 its reverse (2221200033211), we get a palindrome (3344500054433).

The spelling of 1123300021222 in words is "one trillion, one hundred twenty-three billion, three hundred million, twenty-one thousand, two hundred twenty-two".