2012221034120 has 32 divisors (see below), whose sum is σ = 4939087993920. Its totient is φ = 731716739520.

The previous prime is 2012221034113. The next prime is 2012221034137. The reversal of 2012221034120 is 214301222102.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 2012221034092 and 2012221034101.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2286614372 + ... + 2286615251.

It is an arithmetic number, because the mean of its divisors is an integer number (154346499810).

Almost surely, 2^{2012221034120} is an apocalyptic number.

2012221034120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2012221034120 is an abundant number, since it is smaller than the sum of its proper divisors (2926866959800).

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

2012221034120 is a wasteful number, since it uses less digits than its factorization.

2012221034120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4573229645 (or 4573229641 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 2012221034120 its reverse (214301222102), we get a palindrome (2226522256222).

The spelling of 2012221034120 in words is "two trillion, twelve billion, two hundred twenty-one million, thirty-four thousand, one hundred twenty".