2135312320355 has 8 divisors (see below), whose sum is σ = 2578094876112. Its totient is φ = 1697769795168.

The previous prime is 2135312320331. The next prime is 2135312320387. The reversal of 2135312320355 is 5530232135312.

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 2135312320355 - 2⁶ = 2135312320291 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1310006744 + ... + 1310008373.

It is an arithmetic number, because the mean of its divisors is an integer number (322261859514).

Almost surely, 2^{2135312320355} is an apocalyptic number.

2135312320355 is a deficient number, since it is larger than the sum of its proper divisors (442782555757).

2135312320355 is a wasteful number, since it uses less digits than its factorization.

2135312320355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2620015285.

The product of its (nonzero) digits is 81000, while the sum is 35.

Adding to 2135312320355 its reverse (5530232135312), we get a palindrome (7665544455667).

The spelling of 2135312320355 in words is "two trillion, one hundred thirty-five billion, three hundred twelve million, three hundred twenty thousand, three hundred fifty-five".