211054140535 has 32 divisors (see below), whose sum is σ = 295698522240. Its totient is φ = 141611079168.

The previous prime is 211054140509. The next prime is 211054140551. The reversal of 211054140535 is 535041450112.

It is a cyclic number.

It is not a de Polignac number, because 211054140535 - 2²³ = 211045751927 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 211054140497 and 211054140506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 539401 + ... + 844429.

It is an arithmetic number, because the mean of its divisors is an integer number (9240578820).

Almost surely, 2^211054140535 is an apocalyptic number.

211054140535 is a deficient number, since it is larger than the sum of its proper divisors (84644381705).

211054140535 is a wasteful number, since it uses less digits than its factorization.

211054140535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305467.

The product of its (nonzero) digits is 12000, while the sum is 31.

Adding to 211054140535 its reverse (535041450112), we get a palindrome (746095590647).

The spelling of 211054140535 in words is "two hundred eleven billion, fifty-four million, one hundred forty thousand, five hundred thirty-five".