2102110222002 has 32 divisors (see below), whose sum is σ = 4806943045632. Its totient is φ = 600337960464.

The previous prime is 2102110221997. The next prime is 2102110222027. The reversal of 2102110222002 is 2002220112012.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10943658 + ... + 11134085.

It is an arithmetic number, because the mean of its divisors is an integer number (150216970176).

Almost surely, 2^{2102110222002} is an apocalyptic number.

2102110222002 is an abundant number, since it is smaller than the sum of its proper divisors (2704832823630).

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

2102110222002 is a wasteful number, since it uses less digits than its factorization.

2102110222002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22080022.

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

Adding to 2102110222002 its reverse (2002220112012), we get a palindrome (4104330334014).

The spelling of 2102110222002 in words is "two trillion, one hundred two billion, one hundred ten million, two hundred twenty-two thousand, two".