2012101220210 has 16 divisors (see below), whose sum is σ = 3621799232856. Its totient is φ = 804836702208.

The previous prime is 2012101220191. The next prime is 2012101220243. The reversal of 2012101220210 is 120221012102.

It can be written as a sum of positive squares in 4 ways, for example, as 1814751154129 + 197350066081 = 1347127^2 + 444241^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2912312 + ... + 3536348.

Almost surely, 2^{2012101220210} is an apocalyptic number.

2012101220210 is a deficient number, since it is larger than the sum of its proper divisors (1609698012646).

2012101220210 is a wasteful number, since it uses less digits than its factorization.

2012101220210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 946477.

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

Adding to 2012101220210 its reverse (120221012102), we get a palindrome (2132322232312).

The spelling of 2012101220210 in words is "two trillion, twelve billion, one hundred one million, two hundred twenty thousand, two hundred ten".