10212001021222 has 64 divisors (see below), whose sum is σ = 20570692359168. Its totient is φ = 3671957520000.

The previous prime is 10212001021217. The next prime is 10212001021253. The reversal of 10212001021222 is 22212010021201.

It is a happy number.

10212001021222 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 = 10212001021196 and 10212001021205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10236072 + ... + 11189332.

It is an arithmetic number, because the mean of its divisors is an integer number (321417068112).

Almost surely, 2^{10212001021222} is an apocalyptic number.

10212001021222 is an abundant number, since it is smaller than the sum of its proper divisors (10358691337946).

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

10212001021222 is a wasteful number, since it uses less digits than its factorization.

10212001021222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 958645.

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

Adding to 10212001021222 its reverse (22212010021201), we get a palindrome (32424011042423).

The spelling of 10212001021222 in words is "ten trillion, two hundred twelve billion, one million, twenty-one thousand, two hundred twenty-two".