1121210211122 has 16 divisors (see below), whose sum is σ = 1703336259840. Its totient is φ = 553433392512.

The previous prime is 1121210211109. The next prime is 1121210211227. The reversal of 1121210211122 is 2211120121211.

It is a super-2 number, since 2×1121210211122² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1121210211122.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 688163 + ... + 1648025.

It is an arithmetic number, because the mean of its divisors is an integer number (106458516240).

Almost surely, 2^{1121210211122} is an apocalyptic number.

1121210211122 is a deficient number, since it is larger than the sum of its proper divisors (582126048718).

1121210211122 is an equidigital number, since it uses as much as digits as its factorization.

1121210211122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 967337.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 1121210211122 its reverse (2211120121211), we get a palindrome (3332330332333).

The spelling of 1121210211122 in words is "one trillion, one hundred twenty-one billion, two hundred ten million, two hundred eleven thousand, one hundred twenty-two".