1002222010 has 32 divisors (see below), whose sum is σ = 1889350272. Its totient is φ = 382050240.

The previous prime is 1002221989. The next prime is 1002222017. The reversal of 1002222010 is 102222001.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (1002222017) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 55845 + ... + 71575.

It is an arithmetic number, because the mean of its divisors is an integer number (59042196).

Almost surely, 2^1002222010 is an apocalyptic number.

1002222010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1002222010 is a deficient number, since it is larger than the sum of its proper divisors (887128262).

1002222010 is a wasteful number, since it uses less digits than its factorization.

1002222010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16038.

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 1002222010 is about 31657.8901697507. The cubic root of 1002222010 is about 1000.7401220842.

Adding to 1002222010 its reverse (102222001), we get a palindrome (1104444011).

Subtracting from 1002222010 its reverse (102222001), we obtain a palindrome (900000009).

The spelling of 1002222010 in words is "one billion, two million, two hundred twenty-two thousand, ten".