211310012 has 24 divisors (see below), whose sum is σ = 384316800. Its totient is φ = 101551680.

The previous prime is 211310009. The next prime is 211310053. The reversal of 211310012 is 210013112.

211310012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 211309975 and 211310002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12758 + ... + 24194.

It is an arithmetic number, because the mean of its divisors is an integer number (16013200).

Almost surely, 2^211310012 is an apocalyptic number.

It is an amenable number.

211310012 is a deficient number, since it is larger than the sum of its proper divisors (173006788).

211310012 is a wasteful number, since it uses less digits than its factorization.

211310012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11621 (or 11619 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 211310012 is about 14536.5061827112. The cubic root of 211310012 is about 595.6256037866.

Adding to 211310012 its reverse (210013112), we get a palindrome (421323124).

It can be divided in two parts, 2113100 and 12, that added together give a palindrome (2113112).

The spelling of 211310012 in words is "two hundred eleven million, three hundred ten thousand, twelve".