10211212211222 has 32 divisors (see below), whose sum is σ = 17485139105280. Its totient is φ = 4427080472320.

The previous prime is 10211212211219. The next prime is 10211212211243. The reversal of 10211212211222 is 22211221211201.

10211212211222 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 = 10211212211194 and 10211212211203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28405322 + ... + 28762557.

It is an arithmetic number, because the mean of its divisors is an integer number (546410597040).

Almost surely, 2^{10211212211222} is an apocalyptic number.

10211212211222 is a deficient number, since it is larger than the sum of its proper divisors (7273926894058).

10211212211222 is a wasteful number, since it uses less digits than its factorization.

10211212211222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57168268.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 10211212211222 its reverse (22211221211201), we get a palindrome (32422433422423).

The spelling of 10211212211222 in words is "ten trillion, two hundred eleven billion, two hundred twelve million, two hundred eleven thousand, two hundred twenty-two".