2012121200010 has 64 divisors (see below), whose sum is σ = 5094833356800. Its totient is φ = 507167376192.

The previous prime is 2012121199969. The next prime is 2012121200039. The reversal of 2012121200010 is 100021212102.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3770314 + ... + 4270773.

It is an arithmetic number, because the mean of its divisors is an integer number (79606771200).

Almost surely, 2^{2012121200010} is an apocalyptic number.

2012121200010 is an abundant number, since it is smaller than the sum of its proper divisors (3082712156790).

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

2012121200010 is a wasteful number, since it uses less digits than its factorization.

2012121200010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8041555.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 2012121200010 its reverse (100021212102), we get a palindrome (2112142412112).

The spelling of 2012121200010 in words is "two trillion, twelve billion, one hundred twenty-one million, two hundred thousand, ten".