211340241212 has 6 divisors (see below), whose sum is σ = 369845422128. Its totient is φ = 105670120604.

The previous prime is 211340241193. The next prime is 211340241221. The reversal of 211340241212 is 212142043112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26417530148 + ... + 26417530155.

It is an arithmetic number, because the mean of its divisors is an integer number (61640903688).

Almost surely, 2^211340241212 is an apocalyptic number.

It is an amenable number.

211340241212 is a deficient number, since it is larger than the sum of its proper divisors (158505180916).

211340241212 is a wasteful number, since it uses less digits than its factorization.

211340241212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52835060307 (or 52835060305 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 211340241212 its reverse (212142043112), we get a palindrome (423482284324).

The spelling of 211340241212 in words is "two hundred eleven billion, three hundred forty million, two hundred forty-one thousand, two hundred twelve".