1222011122 has 8 divisors (see below), whose sum is σ = 1833542400. Its totient is φ = 610830324.

The previous prime is 1222011113. The next prime is 1222011169. The reversal of 1222011122 is 2211102221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1222011122² = 2986622364583397768, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1222011097 and 1222011106.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78722 + ... + 92957.

It is an arithmetic number, because the mean of its divisors is an integer number (229192800).

Almost surely, 2^1222011122 is an apocalyptic number.

1222011122 is a deficient number, since it is larger than the sum of its proper divisors (611531278).

1222011122 is a wasteful number, since it uses less digits than its factorization.

1222011122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175240.

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 1222011122 is about 34957.2756661614. The cubic root of 1222011122 is about 1069.1165508898.

Adding to 1222011122 its reverse (2211102221), we get a palindrome (3433113343).

The spelling of 1222011122 in words is "one billion, two hundred twenty-two million, eleven thousand, one hundred twenty-two".