223023011020 has 48 divisors (see below), whose sum is σ = 483722033760. Its totient is φ = 86326995456.

The previous prime is 223023010997. The next prime is 223023011051. The reversal of 223023011020 is 20110320322.

It is a junction number, because it is equal to n+sod(n) for n = 223023010985 and 223023011003.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1363710 + ... + 1518469.

It is an arithmetic number, because the mean of its divisors is an integer number (10077542370).

Almost surely, 2^223023011020 is an apocalyptic number.

223023011020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

223023011020 is an abundant number, since it is smaller than the sum of its proper divisors (260699022740).

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

223023011020 is a wasteful number, since it uses less digits than its factorization.

223023011020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2882314 (or 2882312 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 223023011020 its reverse (20110320322), we get a palindrome (243133331342).

The spelling of 223023011020 in words is "two hundred twenty-three billion, twenty-three million, eleven thousand, twenty".