223281920276 has 6 divisors (see below), whose sum is σ = 390743360490. Its totient is φ = 111640960136.

The previous prime is 223281920273. The next prime is 223281920287. The reversal of 223281920276 is 672029182322.

It can be written as a sum of positive squares in only one way, i.e., 148548576400 + 74733343876 = 385420^2 + 273374^2 .

It is a super-3 number, since 3×223281920276³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223281920273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27910240031 + ... + 27910240038.

It is an arithmetic number, because the mean of its divisors is an integer number (65123893415).

Almost surely, 2^223281920276 is an apocalyptic number.

It is an amenable number.

223281920276 is a deficient number, since it is larger than the sum of its proper divisors (167461440214).

223281920276 is a wasteful number, since it uses less digits than its factorization.

223281920276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55820480073 (or 55820480071 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 44.

The spelling of 223281920276 in words is "two hundred twenty-three billion, two hundred eighty-one million, nine hundred twenty thousand, two hundred seventy-six".