2002221112002 has 16 divisors (see below), whose sum is σ = 4055131367040. Its totient is φ = 658958846832.

The previous prime is 2002221111997. The next prime is 2002221112037. The reversal of 2002221112002 is 2002111222002.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2112047113 + ... + 2112048060.

It is an arithmetic number, because the mean of its divisors is an integer number (253445710440).

Almost surely, 2^{2002221112002} is an apocalyptic number.

2002221112002 is an abundant number, since it is smaller than the sum of its proper divisors (2052910255038).

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

2002221112002 is a wasteful number, since it uses less digits than its factorization.

2002221112002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4224095257.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2002221112002 its reverse (2002111222002), we get a palindrome (4004332334004).

The spelling of 2002221112002 in words is "two trillion, two billion, two hundred twenty-one million, one hundred twelve thousand, two".