20210222002112 has 28 divisors (see below), whose sum is σ = 42215430829320. Its totient is φ = 9573263053056.

The previous prime is 20210222002057. The next prime is 20210222002127. The reversal of 20210222002112 is 21120022201202.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8310122963 + ... + 8310125394.

It is an arithmetic number, because the mean of its divisors is an integer number (1507693958190).

Almost surely, 2^{20210222002112} is an apocalyptic number.

It is an amenable number.

20210222002112 is an abundant number, since it is smaller than the sum of its proper divisors (22005208827208).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20210222002112 is a wasteful number, since it uses less digits than its factorization.

20210222002112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16620248388 (or 16620248378 counting only the distinct ones).

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

Adding to 20210222002112 its reverse (21120022201202), we get a palindrome (41330244203314).

The spelling of 20210222002112 in words is "twenty trillion, two hundred ten billion, two hundred twenty-two million, two thousand, one hundred twelve".