2002000020802 has 16 divisors (see below), whose sum is σ = 3180415531680. Its totient is φ = 941889971008.

The previous prime is 2002000020697. The next prime is 2002000020809. The reversal of 2002000020802 is 2080200002002.

It is not an unprimeable number, because it can be changed into a prime (2002000020809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6972388 + ... + 7253839.

It is an arithmetic number, because the mean of its divisors is an integer number (198775970730).

Almost surely, 2^{2002000020802} is an apocalyptic number.

2002000020802 is a deficient number, since it is larger than the sum of its proper divisors (1178415510878).

2002000020802 is a wasteful number, since it uses less digits than its factorization.

2002000020802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14230385.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 2002000020802 its reverse (2080200002002), we get a palindrome (4082200022804).

The spelling of 2002000020802 in words is "two trillion, two billion, twenty thousand, eight hundred two".