355512211323 has 32 divisors (see below), whose sum is σ = 528515850240. Its totient is φ = 211245949440.

The previous prime is 355512211297. The next prime is 355512211337. The reversal of 355512211323 is 323112215553.

It is not a de Polignac number, because 355512211323 - 2⁹ = 355512210811 is a prime.

It is not an unprimeable number, because it can be changed into a prime (355512211363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2535433 + ... + 2671973.

It is an arithmetic number, because the mean of its divisors is an integer number (16516120320).

Almost surely, 2^355512211323 is an apocalyptic number.

355512211323 is a deficient number, since it is larger than the sum of its proper divisors (173003638917).

355512211323 is a wasteful number, since it uses less digits than its factorization.

355512211323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139267.

The product of its digits is 27000, while the sum is 33.

Adding to 355512211323 its reverse (323112215553), we get a palindrome (678624426876).

The spelling of 355512211323 in words is "three hundred fifty-five billion, five hundred twelve million, two hundred eleven thousand, three hundred twenty-three".