2112220021022 has 8 divisors (see below), whose sum is σ = 3170183945400. Its totient is φ = 1055492039224.

The previous prime is 2112220020997. The next prime is 2112220021057. The reversal of 2112220021022 is 2201200222112.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2112220021022² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 308981372 + ... + 308988207.

It is an arithmetic number, because the mean of its divisors is an integer number (396272993175).

Almost surely, 2^{2112220021022} is an apocalyptic number.

2112220021022 is a deficient number, since it is larger than the sum of its proper divisors (1057963924378).

2112220021022 is a wasteful number, since it uses less digits than its factorization.

2112220021022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 617971290.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 2112220021022 its reverse (2201200222112), we get a palindrome (4313420243134).

The spelling of 2112220021022 in words is "two trillion, one hundred twelve billion, two hundred twenty million, twenty-one thousand, twenty-two".