1003222212 has 12 divisors (see below), whose sum is σ = 2340851856. Its totient is φ = 334407400.

The previous prime is 1003222189. The next prime is 1003222219. The reversal of 1003222212 is 2122223001.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 1003222191 and 1003222200.

It is not an unprimeable number, because it can be changed into a prime (1003222219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41800914 + ... + 41800937.

It is an arithmetic number, because the mean of its divisors is an integer number (195070988).

Almost surely, 2^1003222212 is an apocalyptic number.

1003222212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1003222212 is an abundant number, since it is smaller than the sum of its proper divisors (1337629644).

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

1003222212 is a wasteful number, since it uses less digits than its factorization.

1003222212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83601858 (or 83601856 counting only the distinct ones).

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

The square root of 1003222212 is about 31673.6832717636. The cubic root of 1003222212 is about 1001.0729190996.

Adding to 1003222212 its reverse (2122223001), we get a palindrome (3125445213).

The spelling of 1003222212 in words is "one billion, three million, two hundred twenty-two thousand, two hundred twelve".