12102011222022 has 48 divisors (see below), whose sum is σ = 26749558547712. Its totient is φ = 3953371227120.

The previous prime is 12102011222009. The next prime is 12102011222027. The reversal of 12102011222022 is 22022211020121.

It is a happy number.

12102011222022 is a `hidden beast` number, since 1 + 210 + 201 + 12 + 220 + 22 = 666.

It is a super-3 number, since 3×12102011222022³ (a number of 40 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 12102011221986 and 12102011222004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12102011222027) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28138348 + ... + 28565199.

It is an arithmetic number, because the mean of its divisors is an integer number (557282469744).

Almost surely, 2^{12102011222022} is an apocalyptic number.

12102011222022 is an abundant number, since it is smaller than the sum of its proper divisors (14647547325690).

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

12102011222022 is a wasteful number, since it uses less digits than its factorization.

12102011222022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56703793 (or 56703790 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 12102011222022 its reverse (22022211020121), we get a palindrome (34124222242143).

The spelling of 12102011222022 in words is "twelve trillion, one hundred two billion, eleven million, two hundred twenty-two thousand, twenty-two".