2110221201212 has 48 divisors (see below), whose sum is σ = 4023761710080. Its totient is φ = 967333607280.

The previous prime is 2110221201107. The next prime is 2110221201227. The reversal of 2110221201212 is 2121021220112.

It is a congruent number.

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, 390038 + ... + 2091069.

It is an arithmetic number, because the mean of its divisors is an integer number (83828368960).

Almost surely, 2^{2110221201212} is an apocalyptic number.

It is an amenable number.

2110221201212 is a deficient number, since it is larger than the sum of its proper divisors (1913540508868).

2110221201212 is a wasteful number, since it uses less digits than its factorization.

2110221201212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2481199 (or 2481159 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 2110221201212 its reverse (2121021220112), we get a palindrome (4231242421324).

The spelling of 2110221201212 in words is "two trillion, one hundred ten billion, two hundred twenty-one million, two hundred one thousand, two hundred twelve".