211400101 has 8 divisors (see below), whose sum is σ = 231319008. Its totient is φ = 191598000.

The previous prime is 211400081. The next prime is 211400113. The reversal of 211400101 is 101004112.

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

It is not a de Polignac number, because 211400101 - 2²³ = 203011493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211400131) 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, 25390 + ... + 32671.

It is an arithmetic number, because the mean of its divisors is an integer number (28914876).

Almost surely, 2^211400101 is an apocalyptic number.

It is an amenable number.

211400101 is a deficient number, since it is larger than the sum of its proper divisors (19918907).

211400101 is a wasteful number, since it uses less digits than its factorization.

211400101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58403.

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 211400101 is about 14539.6045682130. The cubic root of 211400101 is about 595.7102372448.

Adding to 211400101 its reverse (101004112), we get a palindrome (312404213).

The spelling of 211400101 in words is "two hundred eleven million, four hundred thousand, one hundred one".