1022021202 has 8 divisors (see below), whose sum is σ = 2044042416. Its totient is φ = 340673732.

The previous prime is 1022021171. The next prime is 1022021239. The reversal of 1022021202 is 2021202201.

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

1022021202 is an admirable number.

It is an unprimeable number.

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, 85168428 + ... + 85168439.

It is an arithmetic number, because the mean of its divisors is an integer number (255505302).

Almost surely, 2^1022021202 is an apocalyptic number.

1022021202 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1022021202 is a wasteful number, since it uses less digits than its factorization.

1022021202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170336872.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 1022021202 is about 31969.0663298133. The cubic root of 1022021202 is about 1007.2871688471.

Adding to 1022021202 its reverse (2021202201), we get a palindrome (3043223403).

The spelling of 1022021202 in words is "one billion, twenty-two million, twenty-one thousand, two hundred two".