2112002121102 has 32 divisors (see below), whose sum is σ = 4241499876000. Its totient is φ = 701086138368.

The previous prime is 2112002121101. The next prime is 2112002121197. The reversal of 2112002121102 is 2011212002112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112002121101) 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, 6074424 + ... + 6412692.

It is an arithmetic number, because the mean of its divisors is an integer number (132546871125).

Almost surely, 2^{2112002121102} is an apocalyptic number.

2112002121102 is an abundant number, since it is smaller than the sum of its proper divisors (2129497754898).

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

2112002121102 is a wasteful number, since it uses less digits than its factorization.

2112002121102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342580.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2112002121102 its reverse (2011212002112), we get a palindrome (4123214123214).

The spelling of 2112002121102 in words is "two trillion, one hundred twelve billion, two million, one hundred twenty-one thousand, one hundred two".