223123212030112 has 24 divisors (see below), whose sum is σ = 440518225473396. Its totient is φ = 111245567465472.

The previous prime is 223123212030013. The next prime is 223123212030113. The reversal of 223123212030112 is 211030212321322.

It can be written as a sum of positive squares in 2 ways, for example, as 213856813336336 + 9266398693776 = 14623844^2 + 3044076^2 .

It is a super-3 number, since 3×223123212030112³ (a number of 44 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (223123212030113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9876193203 + ... + 9876215794.

Almost surely, 2^{223123212030112} is an apocalyptic number.

It is an amenable number.

223123212030112 is a deficient number, since it is larger than the sum of its proper divisors (217395013443284).

223123212030112 is a wasteful number, since it uses less digits than its factorization.

223123212030112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19752409360 (or 19752409352 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 223123212030112 its reverse (211030212321322), we get a palindrome (434153424351434).

The spelling of 223123212030112 in words is "two hundred twenty-three trillion, one hundred twenty-three billion, two hundred twelve million, thirty thousand, one hundred twelve".