2012212002120 has 64 divisors (see below), whose sum is σ = 6061893984000. Its totient is φ = 534344713728.

The previous prime is 2012212002071. The next prime is 2012212002133. The reversal of 2012212002120 is 212002122102.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 2012212002120.

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 15 ways as a sum of consecutive naturals, for example, 35051725 + ... + 35109084.

It is an arithmetic number, because the mean of its divisors is an integer number (94717093500).

Almost surely, 2^{2012212002120} is an apocalyptic number.

2012212002120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2012212002120 is an abundant number, since it is smaller than the sum of its proper divisors (4049681981880).

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

2012212002120 is a wasteful number, since it uses less digits than its factorization.

2012212002120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70161062 (or 70161058 counting only the distinct ones).

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

Adding to 2012212002120 its reverse (212002122102), we get a palindrome (2224214124222).

The spelling of 2012212002120 in words is "two trillion, twelve billion, two hundred twelve million, two thousand, one hundred twenty".