20020022212012 has 12 divisors (see below), whose sum is σ = 35036352756720. Its totient is φ = 10009635710096.

The previous prime is 20020022211977. The next prime is 20020022212019. The reversal of 20020022212012 is 21021222002002.

It is not an unprimeable number, because it can be changed into a prime (20020022212019) 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, 93728968 + ... + 93942319.

It is an arithmetic number, because the mean of its divisors is an integer number (2919696063060).

Almost surely, 2^{20020022212012} is an apocalyptic number.

It is an amenable number.

20020022212012 is a deficient number, since it is larger than the sum of its proper divisors (15016330544708).

20020022212012 is a wasteful number, since it uses less digits than its factorization.

20020022212012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187697960 (or 187697958 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 20020022212012 its reverse (21021222002002), we get a palindrome (41041244214014).

The spelling of 20020022212012 in words is "twenty trillion, twenty billion, twenty-two million, two hundred twelve thousand, twelve".