211330199044 has 12 divisors (see below), whose sum is σ = 369835275600. Its totient is φ = 105662977448.

The previous prime is 211330199033. The next prime is 211330199053. The reversal of 211330199044 is 440991033112.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 211330198994 and 211330199012.

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, 294814 + ... + 713845.

It is an arithmetic number, because the mean of its divisors is an integer number (30819606300).

Almost surely, 2^211330199044 is an apocalyptic number.

It is an amenable number.

211330199044 is a deficient number, since it is larger than the sum of its proper divisors (158505076556).

211330199044 is a wasteful number, since it uses less digits than its factorization.

211330199044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1061042 (or 1061040 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 37.

The spelling of 211330199044 in words is "two hundred eleven billion, three hundred thirty million, one hundred ninety-nine thousand, forty-four".