211022202121112 has 64 divisors (see below), whose sum is σ = 406000133256960. Its totient is φ = 102769622524800.

The previous prime is 211022202121109. The next prime is 211022202121127. The reversal of 211022202121112 is 211121202220112.

It is a super-2 number, since 2×211022202121112² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

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, 176016662 + ... + 177211482.

It is an arithmetic number, because the mean of its divisors is an integer number (6343752082140).

Almost surely, 2^{211022202121112} is an apocalyptic number.

It is an amenable number.

211022202121112 is a deficient number, since it is larger than the sum of its proper divisors (194977931135848).

211022202121112 is a wasteful number, since it uses less digits than its factorization.

211022202121112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1196304 (or 1196300 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 211022202121112 its reverse (211121202220112), we get a palindrome (422143404341224).

The spelling of 211022202121112 in words is "two hundred eleven trillion, twenty-two billion, two hundred two million, one hundred twenty-one thousand, one hundred twelve".