211400442341 has 16 divisors (see below), whose sum is σ = 234315374400. Its totient is φ = 189122102400.

The previous prime is 211400442299. The next prime is 211400442347. The reversal of 211400442341 is 143244004112.

It is not a de Polignac number, because 211400442341 - 2⁶ = 211400442277 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 211400442341.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211400442347) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 305126 + ... + 718263.

It is an arithmetic number, because the mean of its divisors is an integer number (14644710900).

Almost surely, 2^211400442341 is an apocalyptic number.

It is an amenable number.

211400442341 is a deficient number, since it is larger than the sum of its proper divisors (22914932059).

211400442341 is a wasteful number, since it uses less digits than its factorization.

211400442341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1023700.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 211400442341 its reverse (143244004112), we get a palindrome (354644446453).

The spelling of 211400442341 in words is "two hundred eleven billion, four hundred million, four hundred forty-two thousand, three hundred forty-one".