1002221202 has 16 divisors (see below), whose sum is σ = 2042262720. Its totient is φ = 327770352.

The previous prime is 1002221191. The next prime is 1002221219. The reversal of 1002221202 is 2021222001.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1575502 + ... + 1576137.

It is an arithmetic number, because the mean of its divisors is an integer number (127641420).

Almost surely, 2^1002221202 is an apocalyptic number.

1002221202 is an abundant number, since it is smaller than the sum of its proper divisors (1040041518).

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

1002221202 is a wasteful number, since it uses less digits than its factorization.

1002221202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3151697.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 1002221202 is about 31657.8774083166. The cubic root of 1002221202 is about 1000.7398531490.

Adding to 1002221202 its reverse (2021222001), we get a palindrome (3023443203).

The spelling of 1002221202 in words is "one billion, two million, two hundred twenty-one thousand, two hundred two".