1000001001022 has 8 divisors (see below), whose sum is σ = 1503465709536. Its totient is φ = 498845764512.

The previous prime is 1000001000941. The next prime is 1000001001023. The reversal of 1000001001022 is 2201001000001.

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 = 1000001000996 and 1000001001014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000001001023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 577366918 + ... + 577368649.

It is an arithmetic number, because the mean of its divisors is an integer number (187933213692).

Almost surely, 2^{1000001001022} is an apocalyptic number.

1000001001022 is a deficient number, since it is larger than the sum of its proper divisors (503464708514).

1000001001022 is a wasteful number, since it uses less digits than its factorization.

1000001001022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1154736002.

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

Adding to 1000001001022 its reverse (2201001000001), we get a palindrome (3201002001023).

The spelling of 1000001001022 in words is "one trillion, one million, one thousand, twenty-two".