211332123220334 has 64 divisors (see below), whose sum is σ = 357929980876800. Its totient is φ = 92985342847488.

The previous prime is 211332123220319. The next prime is 211332123220357. The reversal of 211332123220334 is 433022321233112.

It is a super-2 number, since 2×211332123220334² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 211332123220334.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 123520247 + ... + 125219469.

It is an arithmetic number, because the mean of its divisors is an integer number (5592655951200).

Almost surely, 2^{211332123220334} is an apocalyptic number.

211332123220334 is a deficient number, since it is larger than the sum of its proper divisors (146597857656466).

211332123220334 is a wasteful number, since it uses less digits than its factorization.

211332123220334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1701777.

The product of its (nonzero) digits is 31104, while the sum is 32.

Adding to 211332123220334 its reverse (433022321233112), we get a palindrome (644354444453446).

The spelling of 211332123220334 in words is "two hundred eleven trillion, three hundred thirty-two billion, one hundred twenty-three million, two hundred twenty thousand, three hundred thirty-four".