10221211122 has 16 divisors (see below), whose sum is σ = 20443422720. Its totient is φ = 3406903632.

The previous prime is 10221211081. The next prime is 10221211129. The reversal of 10221211122 is 22111212201.

It is not an unprimeable number, because it can be changed into a prime (10221211129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 191268 + ... + 238800.

It is an arithmetic number, because the mean of its divisors is an integer number (1277713920).

Almost surely, 2^10221211122 is an apocalyptic number.

10221211122 is an abundant number, since it is smaller than the sum of its proper divisors (10222211598).

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

10221211122 is a wasteful number, since it uses less digits than its factorization.

10221211122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83377.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 10221211122 its reverse (22111212201), we get a palindrome (32332423323).

The spelling of 10221211122 in words is "ten billion, two hundred twenty-one million, two hundred eleven thousand, one hundred twenty-two".