20222101012012 has 48 divisors (see below), whose sum is σ = 36541926368640. Its totient is φ = 9785886582528.

The previous prime is 20222101011997. The next prime is 20222101012019. The reversal of 20222101012012 is 21021010122202.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (20222101012019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73310983 + ... + 73586305.

It is an arithmetic number, because the mean of its divisors is an integer number (761290132680).

Almost surely, 2^{20222101012012} is an apocalyptic number.

It is an amenable number.

20222101012012 is a deficient number, since it is larger than the sum of its proper divisors (16319825356628).

20222101012012 is a wasteful number, since it uses less digits than its factorization.

20222101012012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279262 (or 279260 counting only the distinct ones).

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

Adding to 20222101012012 its reverse (21021010122202), we get a palindrome (41243111134214).

The spelling of 20222101012012 in words is "twenty trillion, two hundred twenty-two billion, one hundred one million, twelve thousand, twelve".