223121231114 has 4 divisors (see below), whose sum is σ = 334681846674. Its totient is φ = 111560615556.

The previous prime is 223121231071. The next prime is 223121231131. The reversal of 223121231114 is 411132121322.

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

It can be written as a sum of positive squares in only one way, i.e., 153807505489 + 69313725625 = 392183^2 + 263275^2 .

It is a super-3 number, since 3×223121231114³ (a number of 35 digits) contains 333 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 223121231114.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55780307777 + ... + 55780307780.

Almost surely, 2^223121231114 is an apocalyptic number.

223121231114 is a deficient number, since it is larger than the sum of its proper divisors (111560615560).

223121231114 is a wasteful number, since it uses less digits than its factorization.

223121231114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111560615559.

The product of its digits is 576, while the sum is 23.

Adding to 223121231114 its reverse (411132121322), we get a palindrome (634253352436).

The spelling of 223121231114 in words is "two hundred twenty-three billion, one hundred twenty-one million, two hundred thirty-one thousand, one hundred fourteen".