10211001222 has 32 divisors (see below), whose sum is σ = 21181657824. Its totient is φ = 3278880000.

The previous prime is 10211001211. The next prime is 10211001257. The reversal of 10211001222 is 22210011201.

It is a junction number, because it is equal to n+sod(n) for n = 10211001198 and 10211001207.

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, 205279 + ... + 250122.

It is an arithmetic number, because the mean of its divisors is an integer number (661926807).

Almost surely, 2^10211001222 is an apocalyptic number.

10211001222 is an abundant number, since it is smaller than the sum of its proper divisors (10970656602).

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

10211001222 is a wasteful number, since it uses less digits than its factorization.

10211001222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455544.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 10211001222 its reverse (22210011201), we get a palindrome (32421012423).

The spelling of 10211001222 in words is "ten billion, two hundred eleven million, one thousand, two hundred twenty-two".