1020222200304 has 120 divisors (see below), whose sum is σ = 2885196926352. Its totient is φ = 336505881600.

The previous prime is 1020222200303. The next prime is 1020222200419. The reversal of 1020222200304 is 4030022220201.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020222200303) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25388292 + ... + 25428444.

Almost surely, 2^{1020222200304} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1020222200304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1442598463176).

1020222200304 is an abundant number, since it is smaller than the sum of its proper divisors (1864974726048).

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

1020222200304 is a wasteful number, since it uses less digits than its factorization.

1020222200304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42015 (or 42006 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 1020222200304 its reverse (4030022220201), we get a palindrome (5050244420505).

The spelling of 1020222200304 in words is "one trillion, twenty billion, two hundred twenty-two million, two hundred thousand, three hundred four".