1002220199 has 4 divisors (see below), whose sum is σ = 1012552464. Its totient is φ = 991887936.

The previous prime is 1002220183. The next prime is 1002220201. The reversal of 1002220199 is 9910222001.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9910222001 = 89 ⋅111350809.

It is a cyclic number.

It is not a de Polignac number, because 1002220199 - 2⁴ = 1002220183 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002220129) 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 3 ways as a sum of consecutive naturals, for example, 5165987 + ... + 5166180.

It is an arithmetic number, because the mean of its divisors is an integer number (253138116).

Almost surely, 2^1002220199 is an apocalyptic number.

1002220199 is a deficient number, since it is larger than the sum of its proper divisors (10332265).

1002220199 is an equidigital number, since it uses as much as digits as its factorization.

1002220199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10332264.

The product of its (nonzero) digits is 648, while the sum is 26.

The square root of 1002220199 is about 31657.8615670737. The cubic root of 1002220199 is about 1000.7395193097.

The spelling of 1002220199 in words is "one billion, two million, two hundred twenty thousand, one hundred ninety-nine".