211301331412 has 6 divisors (see below), whose sum is σ = 369777329978. Its totient is φ = 105650665704.

The previous prime is 211301331383. The next prime is 211301331413. The reversal of 211301331412 is 214133103112.

It can be written as a sum of positive squares in only one way, i.e., 171498687376 + 39802644036 = 414124^2 + 199506^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211301331413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26412666423 + ... + 26412666430.

Almost surely, 2^211301331412 is an apocalyptic number.

It is an amenable number.

211301331412 is a deficient number, since it is larger than the sum of its proper divisors (158475998566).

211301331412 is a wasteful number, since it uses less digits than its factorization.

211301331412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52825332857 (or 52825332855 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 211301331412 its reverse (214133103112), we get a palindrome (425434434524).

The spelling of 211301331412 in words is "two hundred eleven billion, three hundred one million, three hundred thirty-one thousand, four hundred twelve".