2012121011010 has 32 divisors (see below), whose sum is σ = 5268098647872. Its totient is φ = 487786911680.

The previous prime is 2012121010987. The next prime is 2012121011011. The reversal of 2012121011010 is 101101212102.

It is not an unprimeable number, because it can be changed into a prime (2012121011011) by changing a digit.

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, 3048667869 + ... + 3048668528.

It is an arithmetic number, because the mean of its divisors is an integer number (164628082746).

Almost surely, 2^{2012121011010} is an apocalyptic number.

2012121011010 is an abundant number, since it is smaller than the sum of its proper divisors (3255977636862).

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

2012121011010 is a wasteful number, since it uses less digits than its factorization.

2012121011010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6097336418.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 2012121011010 its reverse (101101212102), we get a palindrome (2113222223112).

The spelling of 2012121011010 in words is "two trillion, twelve billion, one hundred twenty-one million, eleven thousand, ten".