20212122002112 has 168 divisors, whose sum is σ = 62950790389760. Its totient is φ = 6176879285760.

The previous prime is 20212122002087. The next prime is 20212122002117. The reversal of 20212122002112 is 21120022121202.

It is a happy number.

20212122002112 is a `hidden beast` number, since 20 + 21 + 212 + 200 + 211 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (20212122002117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29448928 + ... + 30127455.

Almost surely, 2^{20212122002112} is an apocalyptic number.

It is an amenable number.

20212122002112 is an abundant number, since it is smaller than the sum of its proper divisors (42738668387648).

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

20212122002112 is a wasteful number, since it uses less digits than its factorization.

20212122002112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59576451 (or 59576438 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 20212122002112 its reverse (21120022121202), we get a palindrome (41332144123314).

The spelling of 20212122002112 in words is "twenty trillion, two hundred twelve billion, one hundred twenty-two million, two thousand, one hundred twelve".