2221112020010 has 16 divisors (see below), whose sum is σ = 4305540223656. Its totient is φ = 820102899648.

The previous prime is 2221112019967. The next prime is 2221112020033. The reversal of 2221112020010 is 100202111222.

It can be written as a sum of positive squares in 4 ways, for example, as 2064448838761 + 156663181249 = 1436819^2 + 395807^2 .

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8542738409 + ... + 8542738668.

Almost surely, 2^{2221112020010} is an apocalyptic number.

2221112020010 is a deficient number, since it is larger than the sum of its proper divisors (2084428203646).

2221112020010 is a wasteful number, since it uses less digits than its factorization.

2221112020010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17085477097.

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

Adding to 2221112020010 its reverse (100202111222), we get a palindrome (2321314131232).

The spelling of 2221112020010 in words is "two trillion, two hundred twenty-one billion, one hundred twelve million, twenty thousand, ten".