221133002268 has 24 divisors (see below), whose sum is σ = 515985014160. Its totient is φ = 73709856640.

The previous prime is 221133002267. The next prime is 221133002269. The reversal of 221133002268 is 862200331122.

It is an interprime number because it is at equal distance from previous prime (221133002267) and next prime (221133002269).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221133002263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1082098 + ... + 1270118.

It is an arithmetic number, because the mean of its divisors is an integer number (21499375590).

Almost surely, 2^221133002268 is an apocalyptic number.

It is an amenable number.

221133002268 is an abundant number, since it is smaller than the sum of its proper divisors (294852011892).

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

221133002268 is a wasteful number, since it uses less digits than its factorization.

221133002268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286037 (or 286035 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The spelling of 221133002268 in words is "two hundred twenty-one billion, one hundred thirty-three million, two thousand, two hundred sixty-eight".