2002111102002 has 32 divisors (see below), whose sum is σ = 4368305168640. Its totient is φ = 606691616720.

The previous prime is 2002111101979. The next prime is 2002111102003. The reversal of 2002111102002 is 2002011112002.

It is not an unprimeable number, because it can be changed into a prime (2002111102003) 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, 5563513 + ... + 5912435.

It is an arithmetic number, because the mean of its divisors is an integer number (136509536520).

Almost surely, 2^{2002111102002} is an apocalyptic number.

2002111102002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2002111102002 is an abundant number, since it is smaller than the sum of its proper divisors (2366194066638).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2002111102002 is a wasteful number, since it uses less digits than its factorization.

2002111102002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 435878.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 2002111102002 its reverse (2002011112002), we get a palindrome (4004122214004).

The spelling of 2002111102002 in words is "two trillion, two billion, one hundred eleven million, one hundred two thousand, two".