2002120001002 has 32 divisors (see below), whose sum is σ = 3285168606720. Its totient is φ = 907563790320.

The previous prime is 2002120000997. The next prime is 2002120001003. The reversal of 2002120001002 is 2001000212002.

It is a self number, because there is not a number n which added to its sum of digits gives 2002120001002.

It is not an unprimeable number, because it can be changed into a prime (2002120001003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27276283 + ... + 27349585.

It is an arithmetic number, because the mean of its divisors is an integer number (102661518960).

Almost surely, 2^{2002120001002} is an apocalyptic number.

2002120001002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2002120001002 is a deficient number, since it is larger than the sum of its proper divisors (1283048605718).

2002120001002 is a wasteful number, since it uses less digits than its factorization.

2002120001002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76698.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 2002120001002 its reverse (2001000212002), we get a palindrome (4003120213004).

The spelling of 2002120001002 in words is "two trillion, two billion, one hundred twenty million, one thousand, two".