1022022212 has 6 divisors (see below), whose sum is σ = 1788538878. Its totient is φ = 511011104.

The previous prime is 1022022203. The next prime is 1022022257. The reversal of 1022022212 is 2122202201.

1022022212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 1019908096 + 2114116 = 31936^2 + 1454^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127752773 + ... + 127752780.

It is an arithmetic number, because the mean of its divisors is an integer number (298089813).

Almost surely, 2^1022022212 is an apocalyptic number.

It is an amenable number.

1022022212 is a deficient number, since it is larger than the sum of its proper divisors (766516666).

1022022212 is a wasteful number, since it uses less digits than its factorization.

1022022212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255505557 (or 255505555 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 1022022212 is about 31969.0821263295. The cubic root of 1022022212 is about 1007.2875006601.

Adding to 1022022212 its reverse (2122202201), we get a palindrome (3144224413).

The spelling of 1022022212 in words is "one billion, twenty-two million, twenty-two thousand, two hundred twelve".