22020001010010 has 96 divisors (see below), whose sum is σ = 58867388545680. Its totient is φ = 5708352559104.

The previous prime is 22020001010009. The next prime is 22020001010023. The reversal of 22020001010010 is 1001010002022.

It can be written as a sum of positive squares in 8 ways, for example, as 18781588415529 + 3238412594481 = 4333773^2 + 1799559^2 .

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 22020001009974 and 22020001010001.

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, 20655999 + ... + 21695858.

Almost surely, 2^{22020001010010} is an apocalyptic number.

22020001010010 is an abundant number, since it is smaller than the sum of its proper divisors (36847387535670).

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

22020001010010 is a wasteful number, since it uses less digits than its factorization.

22020001010010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42352032 (or 42352029 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 22020001010010 its reverse (1001010002022), we get a palindrome (23021011012032).

The spelling of 22020001010010 in words is "twenty-two trillion, twenty billion, one million, ten thousand, ten".