10221112211122 has 16 divisors (see below), whose sum is σ = 15361894326240. Its totient is φ = 5100483443328.

The previous prime is 10221112211099. The next prime is 10221112211129. The reversal of 10221112211122 is 22111221112201.

It is a happy number.

10221112211122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×10221112211122² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10221112211122.

It is not an unprimeable number, because it can be changed into a prime (10221112211129) 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, 7022754 + ... + 8352322.

It is an arithmetic number, because the mean of its divisors is an integer number (960118395390).

Almost surely, 2^{10221112211122} is an apocalyptic number.

10221112211122 is a deficient number, since it is larger than the sum of its proper divisors (5140782115118).

10221112211122 is a wasteful number, since it uses less digits than its factorization.

10221112211122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1337145.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 10221112211122 its reverse (22111221112201), we get a palindrome (32332333323323).

The spelling of 10221112211122 in words is "ten trillion, two hundred twenty-one billion, one hundred twelve million, two hundred eleven thousand, one hundred twenty-two".