20110020222212 has 12 divisors (see below), whose sum is σ = 35203502234460. Its totient is φ = 10051876726656.

The previous prime is 20110020222167. The next prime is 20110020222263. The reversal of 20110020222212 is 21222202001102.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 15967264760836 + 4142755461376 = 3995906^2 + 2035376^2 .

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, 783331673 + ... + 783357344.

It is an arithmetic number, because the mean of its divisors is an integer number (2933625186205).

Almost surely, 2^{20110020222212} is an apocalyptic number.

It is an amenable number.

20110020222212 is a deficient number, since it is larger than the sum of its proper divisors (15093482012248).

20110020222212 is a wasteful number, since it uses less digits than its factorization.

20110020222212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1566692230 (or 1566692228 counting only the distinct ones).

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

Adding to 20110020222212 its reverse (21222202001102), we get a palindrome (41332222223314).

The spelling of 20110020222212 in words is "twenty trillion, one hundred ten billion, twenty million, two hundred twenty-two thousand, two hundred twelve".