211823056246 has 32 divisors (see below), whose sum is σ = 330118756128. Its totient is φ = 101858549760.

The previous prime is 211823056223. The next prime is 211823056301. The reversal of 211823056246 is 642650328112.

211823056246 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×211823056246² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 211823056199 and 211823056208.

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 15 ways as a sum of consecutive naturals, for example, 12640045 + ... + 12656791.

It is an arithmetic number, because the mean of its divisors is an integer number (10316211129).

Almost surely, 2^211823056246 is an apocalyptic number.

211823056246 is a deficient number, since it is larger than the sum of its proper divisors (118295699882).

211823056246 is a wasteful number, since it uses less digits than its factorization.

211823056246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18976.

The product of its (nonzero) digits is 138240, while the sum is 40.

The spelling of 211823056246 in words is "two hundred eleven billion, eight hundred twenty-three million, fifty-six thousand, two hundred forty-six".