223903971283 has 4 divisors (see below), whose sum is σ = 223924862728. Its totient is φ = 223883079840.

The previous prime is 223903971251. The next prime is 223903971359. The reversal of 223903971283 is 382179309322.

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 223903971283 - 2⁵ = 223903971251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (223903971383) 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, 10429638 + ... + 10451083.

It is an arithmetic number, because the mean of its divisors is an integer number (55981215682).

Almost surely, 2^223903971283 is an apocalyptic number.

223903971283 is a deficient number, since it is larger than the sum of its proper divisors (20891445).

223903971283 is a wasteful number, since it uses less digits than its factorization.

223903971283 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20891444.

The product of its (nonzero) digits is 979776, while the sum is 49.

The spelling of 223903971283 in words is "two hundred twenty-three billion, nine hundred three million, nine hundred seventy-one thousand, two hundred eighty-three".