1122001110212 has 6 divisors (see below), whose sum is σ = 1963501942878. Its totient is φ = 561000555104.

The previous prime is 1122001110211. The next prime is 1122001110239. The reversal of 1122001110212 is 2120111002211.

It can be written as a sum of positive squares in only one way, i.e., 592459641796 + 529541468416 = 769714^2 + 727696^2 .

It is not an unprimeable number, because it can be changed into a prime (1122001110211) by changing a digit.

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 as a sum of consecutive naturals, namely, 140250138773 + ... + 140250138780.

It is an arithmetic number, because the mean of its divisors is an integer number (327250323813).

Almost surely, 2^{1122001110212} is an apocalyptic number.

It is an amenable number.

1122001110212 is a deficient number, since it is larger than the sum of its proper divisors (841500832666).

1122001110212 is a wasteful number, since it uses less digits than its factorization.

1122001110212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280500277557 (or 280500277555 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1122001110212 its reverse (2120111002211), we get a palindrome (3242112112423).

The spelling of 1122001110212 in words is "one trillion, one hundred twenty-two billion, one million, one hundred ten thousand, two hundred twelve".