215353234110 has 128 divisors (see below), whose sum is σ = 613795553280. Its totient is φ = 47312810496.

The previous prime is 215353234073. The next prime is 215353234163. The reversal of 215353234110 is 11432353512.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1278784 + ... + 1437356.

It is an arithmetic number, because the mean of its divisors is an integer number (4795277760).

Almost surely, 2^215353234110 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 215353234110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (306897776640).

215353234110 is an abundant number, since it is smaller than the sum of its proper divisors (398442319170).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

215353234110 is a wasteful number, since it uses less digits than its factorization.

215353234110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158842.

The product of its (nonzero) digits is 10800, while the sum is 30.

Adding to 215353234110 its reverse (11432353512), we get a palindrome (226785587622).

The spelling of 215353234110 in words is "two hundred fifteen billion, three hundred fifty-three million, two hundred thirty-four thousand, one hundred ten".