221134002 has 8 divisors (see below), whose sum is σ = 442268016. Its totient is φ = 73711332.

The previous prime is 221133971. The next prime is 221134037. The reversal of 221134002 is 200431122.

It is a sphenic number, since it is the product of 3 distinct primes.

221134002 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18427828 + ... + 18427839.

It is an arithmetic number, because the mean of its divisors is an integer number (55283502).

Almost surely, 2^221134002 is an apocalyptic number.

221134002 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

221134002 is a wasteful number, since it uses less digits than its factorization.

221134002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36855672.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 221134002 is about 14870.5750393184. The cubic root of 221134002 is about 604.7165322773.

Adding to 221134002 its reverse (200431122), we get a palindrome (421565124).

The spelling of 221134002 in words is "two hundred twenty-one million, one hundred thirty-four thousand, two".