10212012012220 has 12 divisors (see below), whose sum is σ = 21445225225704. Its totient is φ = 4084804804880.

The previous prime is 10212012012211. The next prime is 10212012012283. The reversal of 10212012012220 is 2221021021201.

It is a happy number.

10212012012220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 10212012012194 and 10212012012203.

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, 255300300286 + ... + 255300300325.

It is an arithmetic number, because the mean of its divisors is an integer number (1787102102142).

Almost surely, 2^{10212012012220} is an apocalyptic number.

10212012012220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10212012012220 is an abundant number, since it is smaller than the sum of its proper divisors (11233213213484).

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

10212012012220 is a wasteful number, since it uses less digits than its factorization.

10212012012220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510600600620 (or 510600600618 counting only the distinct ones).

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

Adding to 10212012012220 its reverse (2221021021201), we get a palindrome (12433033033421).

The spelling of 10212012012220 in words is "ten trillion, two hundred twelve billion, twelve million, twelve thousand, two hundred twenty".