212195006222 has 8 divisors (see below), whose sum is σ = 318294755976. Its totient is φ = 106096754232.

The previous prime is 212195006147. The next prime is 212195006269. The reversal of 212195006222 is 222600591212.

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

It is a super-3 number, since 3×212195006222³ (a number of 35 digits) contains 333 as substring.

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, 99953 + ... + 659075.

It is an arithmetic number, because the mean of its divisors is an integer number (39786844497).

Almost surely, 2^212195006222 is an apocalyptic number.

212195006222 is a deficient number, since it is larger than the sum of its proper divisors (106099749754).

212195006222 is a wasteful number, since it uses less digits than its factorization.

212195006222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 748882.

The product of its (nonzero) digits is 8640, while the sum is 32.

Adding to 212195006222 its reverse (222600591212), we get a palindrome (434795597434).

The spelling of 212195006222 in words is "two hundred twelve billion, one hundred ninety-five million, six thousand, two hundred twenty-two".