20020202220002 has 16 divisors (see below), whose sum is σ = 30762881767800. Its totient is φ = 9765910392960.

The previous prime is 20020202219987. The next prime is 20020202220013. The reversal of 20020202220002 is 20002220202002.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 13998680073361 + 6021522146641 = 3741481^2 + 2453879^2 .

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 28337024 + ... + 29034932.

Almost surely, 2^{20020202220002} is an apocalyptic number.

20020202220002 is a deficient number, since it is larger than the sum of its proper divisors (10742679547798).

20020202220002 is a wasteful number, since it uses less digits than its factorization.

20020202220002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1047781.

The product of its (nonzero) digits is 128, while the sum is 14.

Adding to 20020202220002 its reverse (20002220202002), we get a palindrome (40022422422004).

It can be divided in two parts, 200 and 20202220002, that added together give a palindrome (20202220202).

The spelling of 20020202220002 in words is "twenty trillion, twenty billion, two hundred two million, two hundred twenty thousand, two".