212002220221112 has 16 divisors (see below), whose sum is σ = 420886760733360. Its totient is φ = 99765750692224.

The previous prime is 212002220221097. The next prime is 212002220221201. The reversal of 212002220221112 is 211122022200212.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 779419927148 + ... + 779419927419.

It is an arithmetic number, because the mean of its divisors is an integer number (26305422545835).

Almost surely, 2^{212002220221112} is an apocalyptic number.

It is an amenable number.

212002220221112 is a deficient number, since it is larger than the sum of its proper divisors (208884540512248).

212002220221112 is a wasteful number, since it uses less digits than its factorization.

212002220221112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1558839854590 (or 1558839854586 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 212002220221112 its reverse (211122022200212), we get a palindrome (423124242421324).

The spelling of 212002220221112 in words is "two hundred twelve trillion, two billion, two hundred twenty million, two hundred twenty-one thousand, one hundred twelve".