12210021011122 has 32 divisors (see below), whose sum is σ = 21156153480000. Its totient is φ = 5223335201280.

The previous prime is 12210021011119. The next prime is 12210021011141. The reversal of 12210021011122 is 22111012001221.

It is a super-2 number, since 2×12210021011122² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12210021011096 and 12210021011105.

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, 9195253 + ... + 10438999.

It is an arithmetic number, because the mean of its divisors is an integer number (661129796250).

Almost surely, 2^{12210021011122} is an apocalyptic number.

12210021011122 is a deficient number, since it is larger than the sum of its proper divisors (8946132468878).

12210021011122 is a wasteful number, since it uses less digits than its factorization.

12210021011122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1270026.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 12210021011122 its reverse (22111012001221), we get a palindrome (34321033012343).

Subtracting 12210021011122 from its reverse (22111012001221), we obtain a palindrome (9900990990099).

The spelling of 12210021011122 in words is "twelve trillion, two hundred ten billion, twenty-one million, eleven thousand, one hundred twenty-two".