20003002223022 has 256 divisors, whose sum is σ = 54877579008000. Its totient is φ = 5259294240768.

The previous prime is 20003002222993. The next prime is 20003002223023. The reversal of 20003002223022 is 22032220030002.

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 = 20003002222986 and 20003002223004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20003002223023) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 2240224254 + ... + 2240233182.

It is an arithmetic number, because the mean of its divisors is an integer number (214365543000).

Almost surely, 2^{20003002223022} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20003002223022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27438789504000).

20003002223022 is an abundant number, since it is smaller than the sum of its proper divisors (34874576784978).

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

20003002223022 is a wasteful number, since it uses less digits than its factorization.

20003002223022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10312 (or 10306 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

Adding to 20003002223022 its reverse (22032220030002), we get a palindrome (42035222253024).

The spelling of 20003002223022 in words is "twenty trillion, three billion, two million, two hundred twenty-three thousand, twenty-two".