1002222132 has 12 divisors (see below), whose sum is σ = 2338518336. Its totient is φ = 334074040.

The previous prime is 1002222121. The next prime is 1002222229. The reversal of 1002222132 is 2312222001.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent 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, 41759244 + ... + 41759267.

It is an arithmetic number, because the mean of its divisors is an integer number (194876528).

Almost surely, 2^1002222132 is an apocalyptic number.

1002222132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1002222132 is an abundant number, since it is smaller than the sum of its proper divisors (1336296204).

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

1002222132 is a wasteful number, since it uses less digits than its factorization.

1002222132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83518518 (or 83518516 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 1002222132 is about 31657.8920966005. The cubic root of 1002222132 is about 1000.7401626907.

Adding to 1002222132 its reverse (2312222001), we get a palindrome (3314444133).

The spelling of 1002222132 in words is "one billion, two million, two hundred twenty-two thousand, one hundred thirty-two".