1002222113 has 8 divisors (see below), whose sum is σ = 1040839008. Its totient is φ = 964301184.

The previous prime is 1002222101. The next prime is 1002222121. The reversal of 1002222113 is 3112222001.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1002222113 - 2¹⁰ = 1002221089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1002222413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 171056 + ... + 176817.

It is an arithmetic number, because the mean of its divisors is an integer number (130104876).

Almost surely, 2^1002222113 is an apocalyptic number.

It is an amenable number.

1002222113 is a deficient number, since it is larger than the sum of its proper divisors (38616895).

1002222113 is an equidigital number, since it uses as much as digits as its factorization.

1002222113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347983.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 1002222113 is about 31657.8917965173. The cubic root of 1002222113 is about 1000.7401563667.

Adding to 1002222113 its reverse (3112222001), we get a palindrome (4114444114).

The spelling of 1002222113 in words is "one billion, two million, two hundred twenty-two thousand, one hundred thirteen".