2012121220010 has 32 divisors (see below), whose sum is σ = 3960241714944. Its totient is φ = 729982792000.

The previous prime is 2012121220009. The next prime is 2012121220037. The reversal of 2012121220010 is 100221212102.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21173021 + ... + 21267840.

It is an arithmetic number, because the mean of its divisors is an integer number (123757553592).

Almost surely, 2^{2012121220010} is an apocalyptic number.

2012121220010 is a deficient number, since it is larger than the sum of its proper divisors (1948120494934).

2012121220010 is a wasteful number, since it uses less digits than its factorization.

2012121220010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42441310.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2012121220010 its reverse (100221212102), we get a palindrome (2112342432112).

The spelling of 2012121220010 in words is "two trillion, twelve billion, one hundred twenty-one million, two hundred twenty thousand, ten".