1022221010 has 16 divisors (see below), whose sum is σ = 1867461696. Its totient is φ = 402785328.

The previous prime is 1022220977. The next prime is 1022221049. The reversal of 1022221010 is 101222201.

It is a happy number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1022220982 and 1022221000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 762182 + ... + 763521.

It is an arithmetic number, because the mean of its divisors is an integer number (116716356).

Almost surely, 2^1022221010 is an apocalyptic number.

1022221010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1022221010 is a deficient number, since it is larger than the sum of its proper divisors (845240686).

1022221010 is a wasteful number, since it uses less digits than its factorization.

1022221010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1525777.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 1022221010 is about 31972.1911979770. The cubic root of 1022221010 is about 1007.3528070549.

Adding to 1022221010 its reverse (101222201), we get a palindrome (1123443211).

The spelling of 1022221010 in words is "one billion, twenty-two million, two hundred twenty-one thousand, ten".