10220002 has 8 divisors (see below), whose sum is σ = 16509276. Its totient is φ = 4716912.

The previous prime is 10219999. The next prime is 10220003. The reversal of 10220002 is 20002201.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 8579041 + 1640961 = 2929^2 + 1281^2 .

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

It is not an unprimeable number, because it can be changed into a prime (10220003) 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, 196513 + ... + 196564.

Almost surely, 2^10220002 is an apocalyptic number.

10220002 is a deficient number, since it is larger than the sum of its proper divisors (6289274).

10220002 is a wasteful number, since it uses less digits than its factorization.

10220002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393092.

The product of its (nonzero) digits is 8, while the sum is 7.

The square root of 10220002 is about 3196.8737854348. The cubic root of 10220002 is about 217.0119554245.

Adding to 10220002 its reverse (20002201), we get a palindrome (30222203).

The spelling of 10220002 in words is "ten million, two hundred twenty thousand, two".