2012100201210 has 128 divisors (see below), whose sum is σ = 5561024855040. Its totient is φ = 460799539200.

The previous prime is 2012100201169. The next prime is 2012100201227. The reversal of 2012100201210 is 121020012102.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1758765 + ... + 2667855.

It is an arithmetic number, because the mean of its divisors is an integer number (43445506680).

Almost surely, 2^{2012100201210} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2012100201210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2780512427520).

2012100201210 is an abundant number, since it is smaller than the sum of its proper divisors (3548924653830).

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

2012100201210 is a wasteful number, since it uses less digits than its factorization.

2012100201210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 909484.

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

Adding to 2012100201210 its reverse (121020012102), we get a palindrome (2133120213312).

The spelling of 2012100201210 in words is "two trillion, twelve billion, one hundred million, two hundred one thousand, two hundred ten".