10202222201020 has 24 divisors (see below), whose sum is σ = 21514309588800. Its totient is φ = 4063814029632.

The previous prime is 10202222200999. The next prime is 10202222201021. The reversal of 10202222201020 is 2010222220201.

It is a junction number, because it is equal to n+sod(n) for n = 10202222200985 and 10202222201003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10202222201021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1067173275 + ... + 1067182834.

It is an arithmetic number, because the mean of its divisors is an integer number (896429566200).

Almost surely, 2^{10202222201020} is an apocalyptic number.

10202222201020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10202222201020 is an abundant number, since it is smaller than the sum of its proper divisors (11312087387780).

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

10202222201020 is a wasteful number, since it uses less digits than its factorization.

10202222201020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2134356357 (or 2134356355 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 10202222201020 its reverse (2010222220201), we get a palindrome (12212444421221).

The spelling of 10202222201020 in words is "ten trillion, two hundred two billion, two hundred twenty-two million, two hundred one thousand, twenty".