222903442387 has 4 divisors (see below), whose sum is σ = 223386964416. Its totient is φ = 222419920360.

The previous prime is 222903442379. The next prime is 222903442427. The reversal of 222903442387 is 783244309222.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 222903442387 - 2³ = 222903442379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222903442087) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 241760323 + ... + 241761244.

It is an arithmetic number, because the mean of its divisors is an integer number (55846741104).

Almost surely, 2^222903442387 is an apocalyptic number.

222903442387 is a deficient number, since it is larger than the sum of its proper divisors (483522029).

222903442387 is an equidigital number, since it uses as much as digits as its factorization.

222903442387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 483522028.

The product of its (nonzero) digits is 1161216, while the sum is 46.

The spelling of 222903442387 in words is "two hundred twenty-two billion, nine hundred three million, four hundred forty-two thousand, three hundred eighty-seven".