1021122202 has 8 divisors (see below), whose sum is σ = 1531832256. Its totient is φ = 510511452.

The previous prime is 1021122197. The next prime is 1021122209. The reversal of 1021122202 is 2022211201.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (1021122209) by changing a digit.

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, 11533 + ... + 46639.

It is an arithmetic number, because the mean of its divisors is an integer number (191479032).

Almost surely, 2^1021122202 is an apocalyptic number.

1021122202 is a deficient number, since it is larger than the sum of its proper divisors (510710054).

1021122202 is a wasteful number, since it uses less digits than its factorization.

1021122202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49652.

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

The square root of 1021122202 is about 31955.0027695195. The cubic root of 1021122202 is about 1006.9917357030.

Adding to 1021122202 its reverse (2022211201), we get a palindrome (3043333403).

The spelling of 1021122202 in words is "one billion, twenty-one million, one hundred twenty-two thousand, two hundred two".