2112210200221 has 8 divisors (see below), whose sum is σ = 2357816037984. Its totient is φ = 1875535483920.

The previous prime is 2112210200213. The next prime is 2112210200227. The reversal of 2112210200221 is 1220020122112.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2112210200221 - 2³ = 2112210200213 is a prime.

It is a super-2 number, since 2×2112210200221² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2112210200195 and 2112210200204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112210200227) 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, 2232779866 + ... + 2232780811.

It is an arithmetic number, because the mean of its divisors is an integer number (294727004748).

Almost surely, 2^{2112210200221} is an apocalyptic number.

It is an amenable number.

2112210200221 is a deficient number, since it is larger than the sum of its proper divisors (245605837763).

2112210200221 is a wasteful number, since it uses less digits than its factorization.

2112210200221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4465560731.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2112210200221 its reverse (1220020122112), we get a palindrome (3332230322333).

The spelling of 2112210200221 in words is "two trillion, one hundred twelve billion, two hundred ten million, two hundred thousand, two hundred twenty-one".