1000220201022 has 96 divisors (see below), whose sum is σ = 2371651446528. Its totient is φ = 275453167104.

The previous prime is 1000220200979. The next prime is 1000220201033. The reversal of 1000220201022 is 2201020220001.

It is a junction number, because it is equal to n+sod(n) for n = 1000220200989 and 1000220201007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6070998 + ... + 6233574.

It is an arithmetic number, because the mean of its divisors is an integer number (24704702568).

Almost surely, 2^{1000220201022} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1000220201022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1185825723264).

1000220201022 is an abundant number, since it is smaller than the sum of its proper divisors (1371431245506).

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

1000220201022 is a wasteful number, since it uses less digits than its factorization.

1000220201022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162770 (or 162733 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 1000220201022 its reverse (2201020220001), we get a palindrome (3201240421023).

It can be divided in two parts, 1000 and 220201022, that added together give a palindrome (220202022).

The spelling of 1000220201022 in words is "one trillion, two hundred twenty million, two hundred one thousand, twenty-two".