212212322332101 has 96 divisors (see below), whose sum is σ = 379955820072192. Its totient is φ = 111139552465920.

The previous prime is 212212322332081. The next prime is 212212322332133. The reversal of 212212322332101 is 101233223212212.

212212322332101 is a `hidden beast` number, since 2 + 1 + 2 + 2 + 1 + 2 + 322 + 332 + 1 + 0 + 1 = 666.

It is not a de Polignac number, because 212212322332101 - 2²¹ = 212212320234949 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212212322332141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 134447841 + ... + 136017081.

It is an arithmetic number, because the mean of its divisors is an integer number (3957873125752).

Almost surely, 2^{212212322332101} is an apocalyptic number.

212212322332101 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

212212322332101 is a deficient number, since it is larger than the sum of its proper divisors (167743497740091).

212212322332101 is a wasteful number, since it uses less digits than its factorization.

212212322332101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1570443 (or 1570440 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 212212322332101 its reverse (101233223212212), we get a palindrome (313445545544313).

The spelling of 212212322332101 in words is "two hundred twelve trillion, two hundred twelve billion, three hundred twenty-two million, three hundred thirty-two thousand, one hundred one".