213250113535 has 8 divisors (see below), whose sum is σ = 255984805440. Its totient is φ = 170543644704.

The previous prime is 213250113533. The next prime is 213250113547. The reversal of 213250113535 is 535311052312.

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

It is a cyclic number.

It is not a de Polignac number, because 213250113535 - 2¹ = 213250113533 is a prime.

It is a super-2 number, since 2×213250113535² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 213250113497 and 213250113506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213250113533) 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, 7039140 + ... + 7069369.

It is an arithmetic number, because the mean of its divisors is an integer number (31998100680).

Almost surely, 2^213250113535 is an apocalyptic number.

213250113535 is a deficient number, since it is larger than the sum of its proper divisors (42734691905).

213250113535 is a wasteful number, since it uses less digits than its factorization.

213250113535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14111537.

The product of its (nonzero) digits is 13500, while the sum is 31.

Adding to 213250113535 its reverse (535311052312), we get a palindrome (748561165847).

The spelling of 213250113535 in words is "two hundred thirteen billion, two hundred fifty million, one hundred thirteen thousand, five hundred thirty-five".