11212210001122 has 16 divisors (see below), whose sum is σ = 18298753519032. Its totient is φ = 5121517017600.

The previous prime is 11212210001087. The next prime is 11212210001143. The reversal of 11212210001122 is 22110001221211.

It can be written as a sum of positive squares in 4 ways, for example, as 3676081470721 + 7536128530401 = 1917311^2 + 2745201^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11212210001096 and 11212210001105.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2222878129 + ... + 2222883172.

Almost surely, 2^{11212210001122} is an apocalyptic number.

11212210001122 is a deficient number, since it is larger than the sum of its proper divisors (7086543517910).

11212210001122 is a wasteful number, since it uses less digits than its factorization.

11212210001122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4445761413.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 11212210001122 its reverse (22110001221211), we get a palindrome (33322211222333).

The spelling of 11212210001122 in words is "eleven trillion, two hundred twelve billion, two hundred ten million, one thousand, one hundred twenty-two".