223010031210123 has 4 divisors (see below), whose sum is σ = 297346708280168. Its totient is φ = 148673354140080.

The previous prime is 223010031210121. The next prime is 223010031210133. The reversal of 223010031210123 is 321012130010322.

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

It is not a de Polignac number, because 223010031210123 - 2¹ = 223010031210121 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 223010031210123.

It is not an unprimeable number, because it can be changed into a prime (223010031210121) 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 3 ways as a sum of consecutive naturals, for example, 37168338535018 + ... + 37168338535023.

It is an arithmetic number, because the mean of its divisors is an integer number (74336677070042).

Almost surely, 2^{223010031210123} is an apocalyptic number.

223010031210123 is a deficient number, since it is larger than the sum of its proper divisors (74336677070045).

223010031210123 is an equidigital number, since it uses as much as digits as its factorization.

223010031210123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74336677070044.

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

Adding to 223010031210123 its reverse (321012130010322), we get a palindrome (544022161220445).

The spelling of 223010031210123 in words is "two hundred twenty-three trillion, ten billion, thirty-one million, two hundred ten thousand, one hundred twenty-three".