221133002270 has 32 divisors (see below), whose sum is σ = 399368188800. Its totient is φ = 88158411936.

The previous prime is 221133002269. The next prime is 221133002287. The reversal of 221133002270 is 72200331122.

It is a Curzon number.

It is a congruent 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, 3603101 + ... + 3663959.

It is an arithmetic number, because the mean of its divisors is an integer number (12480255900).

Almost surely, 2^221133002270 is an apocalyptic number.

221133002270 is a deficient number, since it is larger than the sum of its proper divisors (178235186530).

221133002270 is a wasteful number, since it uses less digits than its factorization.

221133002270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62072.

The product of its (nonzero) digits is 1008, while the sum is 23.

Adding to 221133002270 its reverse (72200331122), we get a palindrome (293333333392).

The spelling of 221133002270 in words is "two hundred twenty-one billion, one hundred thirty-three million, two thousand, two hundred seventy".