1001001022 has 8 divisors (see below), whose sum is σ = 1716001776. Its totient is φ = 429000432.

The previous prime is 1001001017. The next prime is 1001001037. The reversal of 1001001022 is 2201001001.

1001001022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a Harshad number since it is a multiple of its sum of digits (7).

It is a junction number, because it is equal to n+sod(n) for n = 1001000996 and 1001001014.

It is a congruent number.

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, 35750023 + ... + 35750050.

It is an arithmetic number, because the mean of its divisors is an integer number (214500222).

Almost surely, 2^1001001022 is an apocalyptic number.

1001001022 is a deficient number, since it is larger than the sum of its proper divisors (715000754).

1001001022 is an equidigital number, since it uses as much as digits as its factorization.

1001001022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71500082.

The product of its (nonzero) digits is 4, while the sum is 7.

The square root of 1001001022 is about 31638.6001902739. The cubic root of 1001001022 is about 1000.3335627235. Note that the first 3 decimals are identical.

Adding to 1001001022 its reverse (2201001001), we get a palindrome (3202002023).

The spelling of 1001001022 in words is "one billion, one million, one thousand, twenty-two".