211201543401 has 8 divisors (see below), whose sum is σ = 281851488480. Its totient is φ = 140676313632.

The previous prime is 211201543387. The next prime is 211201543439. The reversal of 211201543401 is 104345102112.

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

It is not a de Polignac number, because 211201543401 - 2¹⁷ = 211201412329 is a prime.

It is not an unprimeable number, because it can be changed into a prime (211201543001) 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, 31174875 + ... + 31181648.

It is an arithmetic number, because the mean of its divisors is an integer number (35231436060).

Almost surely, 2^211201543401 is an apocalyptic number.

It is an amenable number.

211201543401 is a deficient number, since it is larger than the sum of its proper divisors (70649945079).

211201543401 is a wasteful number, since it uses less digits than its factorization.

211201543401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62357655.

The product of its (nonzero) digits is 960, while the sum is 24.

Adding to 211201543401 its reverse (104345102112), we get a palindrome (315546645513).

The spelling of 211201543401 in words is "two hundred eleven billion, two hundred one million, five hundred forty-three thousand, four hundred one".