1002220210202 has 4 divisors (see below), whose sum is σ = 1503330315306. Its totient is φ = 501110105100.

The previous prime is 1002220210193. The next prime is 1002220210237. The reversal of 1002220210202 is 2020120222001.

1002220210202 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 726007947721 + 276212262481 = 852061^2 + 525559^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250555052549 + ... + 250555052552.

Almost surely, 2^{1002220210202} is an apocalyptic number.

1002220210202 is a deficient number, since it is larger than the sum of its proper divisors (501110105104).

1002220210202 is an equidigital number, since it uses as much as digits as its factorization.

1002220210202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 501110105103.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 1002220210202 its reverse (2020120222001), we get a palindrome (3022340432203).

The spelling of 1002220210202 in words is "one trillion, two billion, two hundred twenty million, two hundred ten thousand, two hundred two".