223122113031 has 4 divisors (see below), whose sum is σ = 297496150712. Its totient is φ = 148748075352.

The previous prime is 223122113029. The next prime is 223122113059. The reversal of 223122113031 is 130311221322.

223122113031 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 223122113031 - 2¹ = 223122113029 is a prime.

It is a super-3 number, since 3×223122113031³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 223122112989 and 223122113007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223122113231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37187018836 + ... + 37187018841.

It is an arithmetic number, because the mean of its divisors is an integer number (74374037678).

Almost surely, 2^223122113031 is an apocalyptic number.

223122113031 is a deficient number, since it is larger than the sum of its proper divisors (74374037681).

223122113031 is an equidigital number, since it uses as much as digits as its factorization.

223122113031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74374037680.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 223122113031 its reverse (130311221322), we get a palindrome (353433334353).

The spelling of 223122113031 in words is "two hundred twenty-three billion, one hundred twenty-two million, one hundred thirteen thousand, thirty-one".