213400541127 has 12 divisors (see below), whose sum is σ = 291643181480. Its totient is φ = 138797096640.

The previous prime is 213400541117. The next prime is 213400541143. The reversal of 213400541127 is 721145004312.

It is not a de Polignac number, because 213400541127 - 2¹⁸ = 213400278983 is a prime.

It is a super-3 number, since 3×213400541127³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 213400541094 and 213400541103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213400541117) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21153052 + ... + 21163137.

Almost surely, 2^213400541127 is an apocalyptic number.

213400541127 is a deficient number, since it is larger than the sum of its proper divisors (78242640353).

213400541127 is an equidigital number, since it uses as much as digits as its factorization.

213400541127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42316274 (or 42316233 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 30.

Adding to 213400541127 its reverse (721145004312), we get a palindrome (934545545439).

The spelling of 213400541127 in words is "two hundred thirteen billion, four hundred million, five hundred forty-one thousand, one hundred twenty-seven".