1001122022 has 8 divisors (see below), whose sum is σ = 1502501616. Its totient is φ = 500288152.

The previous prime is 1001122009. The next prime is 1001122097. The reversal of 1001122022 is 2202211001.

It is a happy number.

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 = 1001121994 and 1001122012.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131813 + ... + 139200.

It is an arithmetic number, because the mean of its divisors is an integer number (187812702).

Almost surely, 2^1001122022 is an apocalyptic number.

1001122022 is a deficient number, since it is larger than the sum of its proper divisors (501379594).

1001122022 is a wasteful number, since it uses less digits than its factorization.

1001122022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272862.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 1001122022 is about 31640.5123536266. The cubic root of 1001122022 is about 1000.3738675390.

Adding to 1001122022 its reverse (2202211001), we get a palindrome (3203333023).

The spelling of 1001122022 in words is "one billion, one million, one hundred twenty-two thousand, twenty-two".