223022001020 has 192 divisors, whose sum is σ = 608256552960. Its totient is φ = 66754271232.

The previous prime is 223022001011. The next prime is 223022001023. The reversal of 223022001020 is 20100220322.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 223022000986 and 223022001004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223022001023) 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 63 ways as a sum of consecutive naturals, for example, 3695609 + ... + 3755471.

It is an arithmetic number, because the mean of its divisors is an integer number (3168002880).

Almost surely, 2^223022001020 is an apocalyptic number.

223022001020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 223022001020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (304128276480).

223022001020 is an abundant number, since it is smaller than the sum of its proper divisors (385234551940).

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

223022001020 is a wasteful number, since it uses less digits than its factorization.

223022001020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60004 (or 60002 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

Adding to 223022001020 its reverse (20100220322), we get a palindrome (243122221342).

The spelling of 223022001020 in words is "two hundred twenty-three billion, twenty-two million, one thousand, twenty".