2112102221022 has 40 divisors (see below), whose sum is σ = 4739664396456. Its totient is φ = 702994105008.

The previous prime is 2112102220999. The next prime is 2112102221149. The reversal of 2112102221022 is 2201222012112.

It is a happy number.

2112102221022 is a `hidden beast` number, since 211 + 210 + 2 + 221 + 0 + 22 = 666.

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 = 2112102220986 and 2112102221004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 9519328 + ... + 9738675.

Almost surely, 2^{2112102221022} is an apocalyptic number.

2112102221022 is an abundant number, since it is smaller than the sum of its proper divisors (2627562175434).

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

2112102221022 is a wasteful number, since it uses less digits than its factorization.

2112102221022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19258694 (or 19258685 counting only the distinct ones).

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

Adding to 2112102221022 its reverse (2201222012112), we get a palindrome (4313324233134).

The spelling of 2112102221022 in words is "two trillion, one hundred twelve billion, one hundred two million, two hundred twenty-one thousand, twenty-two".