223112121030 has 40 divisors (see below), whose sum is σ = 599923705392. Its totient is φ = 59496565392.

The previous prime is 223112121013. The next prime is 223112121059. The reversal of 223112121030 is 30121211322.

223112121030 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×223112121030³ (a number of 35 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 223112120994 and 223112121012.

It is a congruent number.

It is an unprimeable number.

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 19 ways as a sum of consecutive naturals, for example, 137722722 + ... + 137724341.

Almost surely, 2^223112121030 is an apocalyptic number.

223112121030 is an abundant number, since it is smaller than the sum of its proper divisors (376811584362).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

223112121030 is a wasteful number, since it uses less digits than its factorization.

223112121030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275447082 (or 275447073 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 223112121030 its reverse (30121211322), we get a palindrome (253233332352).

The spelling of 223112121030 in words is "two hundred twenty-three billion, one hundred twelve million, one hundred twenty-one thousand, thirty".