2212122020012 has 12 divisors (see below), whose sum is σ = 3881761803360. Its totient is φ = 1103047219056.

The previous prime is 2212122020011. The next prime is 2212122020027. The reversal of 2212122020012 is 2100202212122.

It is a happy number.

It is a super-3 number, since 3×2212122020012³ (a number of 38 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (2212122020011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 753446087 + ... + 753449022.

It is an arithmetic number, because the mean of its divisors is an integer number (323480150280).

Almost surely, 2^{2212122020012} is an apocalyptic number.

It is an amenable number.

2212122020012 is a deficient number, since it is larger than the sum of its proper divisors (1669639783348).

2212122020012 is a wasteful number, since it uses less digits than its factorization.

2212122020012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1506895480 (or 1506895478 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 2212122020012 its reverse (2100202212122), we get a palindrome (4312324232134).

The spelling of 2212122020012 in words is "two trillion, two hundred twelve billion, one hundred twenty-two million, twenty thousand, twelve".