211401230663 has 8 divisors (see below), whose sum is σ = 243739472928. Its totient is φ = 179597505024.

The previous prime is 211401230641. The next prime is 211401230681. The reversal of 211401230663 is 366032104112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 211401230663 - 2⁸ = 211401230407 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211401230693) 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, 133628306 + ... + 133629887.

It is an arithmetic number, because the mean of its divisors is an integer number (30467434116).

Almost surely, 2^211401230663 is an apocalyptic number.

211401230663 is a deficient number, since it is larger than the sum of its proper divisors (32338242265).

211401230663 is a wasteful number, since it uses less digits than its factorization.

211401230663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267258313.

The product of its (nonzero) digits is 5184, while the sum is 29.

Adding to 211401230663 its reverse (366032104112), we get a palindrome (577433334775).

The spelling of 211401230663 in words is "two hundred eleven billion, four hundred one million, two hundred thirty thousand, six hundred sixty-three".