1012221022 has 8 divisors (see below), whose sum is σ = 1536624936. Its totient is φ = 500012712.

The previous prime is 1012221013. The next prime is 1012221031. The reversal of 1012221022 is 2201222101.

It is a happy number.

1012221022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (1012221013) and next prime (1012221031).

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 = 1012220993 and 1012221011.

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, 3048693 + ... + 3049024.

It is an arithmetic number, because the mean of its divisors is an integer number (192078117).

Almost surely, 2^1012221022 is an apocalyptic number.

1012221022 is a deficient number, since it is larger than the sum of its proper divisors (524403914).

1012221022 is an equidigital number, since it uses as much as digits as its factorization.

1012221022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6097802.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 1012221022 is about 31815.4211350408. The cubic root of 1012221022 is about 1004.0571909401.

Adding to 1012221022 its reverse (2201222101), we get a palindrome (3213443123).

The spelling of 1012221022 in words is "one billion, twelve million, two hundred twenty-one thousand, twenty-two".