211312212022 has 8 divisors (see below), whose sum is σ = 320045680656. Its totient is φ = 104630318472.

The previous prime is 211312211993. The next prime is 211312212053. The reversal of 211312212022 is 220212213112.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 512893513 + ... + 512893924.

It is an arithmetic number, because the mean of its divisors is an integer number (40005710082).

Almost surely, 2^211312212022 is an apocalyptic number.

211312212022 is a deficient number, since it is larger than the sum of its proper divisors (108733468634).

211312212022 is a wasteful number, since it uses less digits than its factorization.

211312212022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1025787542.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 211312212022 its reverse (220212213112), we get a palindrome (431524425134).

The spelling of 211312212022 in words is "two hundred eleven billion, three hundred twelve million, two hundred twelve thousand, twenty-two".