211312420214 has 16 divisors (see below), whose sum is σ = 362421352608. Its totient is φ = 90519593472.

The previous prime is 211312420201. The next prime is 211312420219. The reversal of 211312420214 is 412024213112.

It is a self number, because there is not a number n which added to its sum of digits gives 211312420214.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211312420219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3542057 + ... + 3601220.

It is an arithmetic number, because the mean of its divisors is an integer number (22651334538).

Almost surely, 2^211312420214 is an apocalyptic number.

211312420214 is a deficient number, since it is larger than the sum of its proper divisors (151108932394).

211312420214 is a wasteful number, since it uses less digits than its factorization.

211312420214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7145399.

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

Adding to 211312420214 its reverse (412024213112), we get a palindrome (623336633326).

The spelling of 211312420214 in words is "two hundred eleven billion, three hundred twelve million, four hundred twenty thousand, two hundred fourteen".