1222101122 has 32 divisors (see below), whose sum is σ = 2071759680. Its totient is φ = 535568320.

The previous prime is 1222101079. The next prime is 1222101137. The reversal of 1222101122 is 2211012221.

It is a junction number, because it is equal to n+sod(n) for n = 1222101097 and 1222101106.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 817808 + ... + 819300.

It is an arithmetic number, because the mean of its divisors is an integer number (64742490).

Almost surely, 2^1222101122 is an apocalyptic number.

1222101122 is a deficient number, since it is larger than the sum of its proper divisors (849658558).

1222101122 is a wasteful number, since it uses less digits than its factorization.

1222101122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2818.

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

The square root of 1222101122 is about 34958.5629281296. The cubic root of 1222101122 is about 1069.1427967304.

Adding to 1222101122 its reverse (2211012221), we get a palindrome (3433113343).

The spelling of 1222101122 in words is "one billion, two hundred twenty-two million, one hundred one thousand, one hundred twenty-two".