20222021010012 has 12 divisors (see below), whose sum is σ = 47184715690056. Its totient is φ = 6740673670000.

The previous prime is 20222021010001. The next prime is 20222021010013. The reversal of 20222021010012 is 21001012022202.

20222021010012 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 20222021009973 and 20222021010000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20222021010013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 842584208739 + ... + 842584208762.

It is an arithmetic number, because the mean of its divisors is an integer number (3932059640838).

Almost surely, 2^{20222021010012} is an apocalyptic number.

It is an amenable number.

20222021010012 is an abundant number, since it is smaller than the sum of its proper divisors (26962694680044).

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

20222021010012 is a wasteful number, since it uses less digits than its factorization.

20222021010012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1685168417508 (or 1685168417506 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 20222021010012 its reverse (21001012022202), we get a palindrome (41223033032214).

The spelling of 20222021010012 in words is "twenty trillion, two hundred twenty-two billion, twenty-one million, ten thousand, twelve".