1002100222 has 8 divisors (see below), whose sum is σ = 1503293400. Its totient is φ = 501002424.

The previous prime is 1002100219. The next prime is 1002100237. The reversal of 1002100222 is 2220012001.

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

It is a junction number, because it is equal to n+sod(n) for n = 1002100199 and 1002100208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15229 + ... + 47287.

It is an arithmetic number, because the mean of its divisors is an integer number (187911675).

Almost surely, 2^1002100222 is an apocalyptic number.

1002100222 is a deficient number, since it is larger than the sum of its proper divisors (501193178).

1002100222 is a wasteful number, since it uses less digits than its factorization.

1002100222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47690.

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 1002100222 is about 31655.9666097878. The cubic root of 1002100222 is about 1000.6995844674.

Adding to 1002100222 its reverse (2220012001), we get a palindrome (3222112223).

The spelling of 1002100222 in words is "one billion, two million, one hundred thousand, two hundred twenty-two".