1022112122 has 8 divisors (see below), whose sum is σ = 1548348372. Its totient is φ = 505996000.

The previous prime is 1022112109. The next prime is 1022112127. The reversal of 1022112122 is 2212112201.

It can be written as a sum of positive squares in 2 ways, for example, as 807753241 + 214358881 = 28421^2 + 14641^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 1022112097 and 1022112106.

It is not an unprimeable number, because it can be changed into a prime (1022112127) 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 in 3 ways as a sum of consecutive naturals, for example, 2529779 + ... + 2530182.

Almost surely, 2^1022112122 is an apocalyptic number.

1022112122 is a deficient number, since it is larger than the sum of its proper divisors (526236250).

1022112122 is a wasteful number, since it uses less digits than its factorization.

1022112122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5060064.

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

The square root of 1022112122 is about 31970.4882978036. The cubic root of 1022112122 is about 1007.3170377101.

Adding to 1022112122 its reverse (2212112201), we get a palindrome (3234224323).

The spelling of 1022112122 in words is "one billion, twenty-two million, one hundred twelve thousand, one hundred twenty-two".