2212120020112 has 40 divisors (see below), whose sum is σ = 4419985462200. Its totient is φ = 1071840721920.

The previous prime is 2212120020067. The next prime is 2212120020163. The reversal of 2212120020112 is 2110200212122.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 25317901456 + 2186802118656 = 159116^2 + 1478784^2 .

It is a Harshad number since it is a multiple of its sum of digits (16).

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, 11218143 + ... + 11413630.

It is an arithmetic number, because the mean of its divisors is an integer number (110499636555).

Almost surely, 2^{2212120020112} is an apocalyptic number.

It is an amenable number.

2212120020112 is a deficient number, since it is larger than the sum of its proper divisors (2207865442088).

2212120020112 is a wasteful number, since it uses less digits than its factorization.

2212120020112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22631971 (or 22631965 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2212120020112 its reverse (2110200212122), we get a palindrome (4322320232234).

The spelling of 2212120020112 in words is "two trillion, two hundred twelve billion, one hundred twenty million, twenty thousand, one hundred twelve".