20002210212002 has 16 divisors (see below), whose sum is σ = 31768299101880. Its totient is φ = 9412780247808.

The previous prime is 20002210211989. The next prime is 20002210212011. The reversal of 20002210212002 is 20021201220002.

It can be written as a sum of positive squares in 4 ways, for example, as 16947968137681 + 3054242074321 = 4116791^2 + 1747639^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24827324 + ... + 25620312.

Almost surely, 2^{20002210212002} is an apocalyptic number.

20002210212002 is a deficient number, since it is larger than the sum of its proper divisors (11766088889878).

20002210212002 is a wasteful number, since it uses less digits than its factorization.

20002210212002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1534885.

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

Adding to 20002210212002 its reverse (20021201220002), we get a palindrome (40023411432004).

The spelling of 20002210212002 in words is "twenty trillion, two billion, two hundred ten million, two hundred twelve thousand, two".