2102002111120 has 40 divisors (see below), whose sum is σ = 4946036308416. Its totient is φ = 830670711168.

The previous prime is 2102002111117. The next prime is 2102002111141. The reversal of 2102002111120 is 211112002012.

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 2102002111120.

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, 158276652 + ... + 158289931.

Almost surely, 2^{2102002111120} is an apocalyptic number.

2102002111120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2102002111120 is an abundant number, since it is smaller than the sum of its proper divisors (2844034197296).

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

2102002111120 is a wasteful number, since it uses less digits than its factorization.

2102002111120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316566679 (or 316566673 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2102002111120 its reverse (211112002012), we get a palindrome (2313114113132).

It can be divided in two parts, 2102002 and 111120, that added together give a palindrome (2213122).

The spelling of 2102002111120 in words is "two trillion, one hundred two billion, two million, one hundred eleven thousand, one hundred twenty".