20012020002002 has 32 divisors (see below), whose sum is σ = 35800476816384. Its totient is φ = 8203094499600.

The previous prime is 20012020001861. The next prime is 20012020002011. The reversal of 20012020002002 is 20020002021002.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2255177 + ... + 6716387.

It is an arithmetic number, because the mean of its divisors is an integer number (1118764900512).

Almost surely, 2^{20012020002002} is an apocalyptic number.

20012020002002 is a deficient number, since it is larger than the sum of its proper divisors (15788456814382).

20012020002002 is a wasteful number, since it uses less digits than its factorization.

20012020002002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4475174.

The product of its (nonzero) digits is 32, while the sum is 11.

Adding to 20012020002002 its reverse (20020002021002), we get a palindrome (40032022023004).

The spelling of 20012020002002 in words is "twenty trillion, twelve billion, twenty million, two thousand, two".