221325625283 has 8 divisors (see below), whose sum is σ = 252947142240. Its totient is φ = 189705000960.

The previous prime is 221325625273. The next prime is 221325625291. The reversal of 221325625283 is 382526523122.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-221325625283 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 221325625283.

It is not an unprimeable number, because it can be changed into a prime (221325625273) 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, 439253 + ... + 797241.

It is an arithmetic number, because the mean of its divisors is an integer number (31618392780).

Almost surely, 2^221325625283 is an apocalyptic number.

221325625283 is a deficient number, since it is larger than the sum of its proper divisors (31621516957).

221325625283 is an equidigital number, since it uses as much as digits as its factorization.

221325625283 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 446317.

The product of its digits is 345600, while the sum is 41.

The spelling of 221325625283 in words is "two hundred twenty-one billion, three hundred twenty-five million, six hundred twenty-five thousand, two hundred eighty-three".