223121233113 has 16 divisors (see below), whose sum is σ = 308805401856. Its totient is φ = 143196042240.

The previous prime is 223121233103. The next prime is 223121233121. The reversal of 223121233113 is 311332121322.

It is not a de Polignac number, because 223121233113 - 2²⁴ = 223104455897 is a prime.

It is a super-3 number, since 3×223121233113³ (a number of 35 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (223121233103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12962056 + ... + 12979257.

It is an arithmetic number, because the mean of its divisors is an integer number (19300337616).

Almost surely, 2^223121233113 is an apocalyptic number.

It is an amenable number.

223121233113 is a deficient number, since it is larger than the sum of its proper divisors (85684168743).

223121233113 is a wasteful number, since it uses less digits than its factorization.

223121233113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25941424.

The product of its digits is 1296, while the sum is 24.

Adding to 223121233113 its reverse (311332121322), we get a palindrome (534453354435).

The spelling of 223121233113 in words is "two hundred twenty-three billion, one hundred twenty-one million, two hundred thirty-three thousand, one hundred thirteen".