221333312233130 has 32 divisors (see below), whose sum is σ = 399139257441600. Its totient is φ = 88369045914240.

The previous prime is 221333312233081. The next prime is 221333312233147. The reversal of 221333312233130 is 31332213333122.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 205676870 + ... + 206750190.

It is an arithmetic number, because the mean of its divisors is an integer number (12473101795050).

Almost surely, 2^{221333312233130} is an apocalyptic number.

221333312233130 is a deficient number, since it is larger than the sum of its proper divisors (177805945208470).

221333312233130 is a wasteful number, since it uses less digits than its factorization.

221333312233130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1111574.

The product of its (nonzero) digits is 34992, while the sum is 32.

Adding to 221333312233130 its reverse (31332213333122), we get a palindrome (252665525566252).

The spelling of 221333312233130 in words is "two hundred twenty-one trillion, three hundred thirty-three billion, three hundred twelve million, two hundred thirty-three thousand, one hundred thirty".