212101331222 has 8 divisors (see below), whose sum is σ = 347074905672. Its totient is φ = 96409696000.

The previous prime is 212101331219. The next prime is 212101331231. The reversal of 212101331222 is 222133101212.

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

It is a super-2 number, since 2×212101331222² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 212101331194 and 212101331203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4820484779 + ... + 4820484822.

It is an arithmetic number, because the mean of its divisors is an integer number (43384363209).

Almost surely, 2^212101331222 is an apocalyptic number.

212101331222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

212101331222 is a deficient number, since it is larger than the sum of its proper divisors (134973574450).

212101331222 is a wasteful number, since it uses less digits than its factorization.

212101331222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9640969614.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 212101331222 its reverse (222133101212), we get a palindrome (434234432434).

The spelling of 212101331222 in words is "two hundred twelve billion, one hundred one million, three hundred thirty-one thousand, two hundred twenty-two".