2102122112002 has 16 divisors (see below), whose sum is σ = 3440137096512. Its totient is φ = 955426463920.

The previous prime is 2102122111993. The next prime is 2102122112017. The reversal of 2102122112002 is 2002112212012.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3921793 + ... + 4425460.

It is an arithmetic number, because the mean of its divisors is an integer number (215008568532).

Almost surely, 2^{2102122112002} is an apocalyptic number.

2102122112002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2102122112002 is a deficient number, since it is larger than the sum of its proper divisors (1338014984510).

2102122112002 is a wasteful number, since it uses less digits than its factorization.

2102122112002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8358713.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2102122112002 its reverse (2002112212012), we get a palindrome (4104234324014).

It can be divided in two parts, 210 and 2122112002, that added together give a palindrome (2122112212).

The spelling of 2102122112002 in words is "two trillion, one hundred two billion, one hundred twenty-two million, one hundred twelve thousand, two".