1100222210020 has 12 divisors (see below), whose sum is σ = 2310466641084. Its totient is φ = 440088884000.

The previous prime is 1100222210011. The next prime is 1100222210039. The reversal of 1100222210020 is 200122220011.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 378983059456 + 721239150564 = 615616^2 + 849258^2 .

It is a super-2 number, since 2×1100222210020² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27505555231 + ... + 27505555270.

It is an arithmetic number, because the mean of its divisors is an integer number (192538886757).

Almost surely, 2^{1100222210020} is an apocalyptic number.

1100222210020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1100222210020 is an abundant number, since it is smaller than the sum of its proper divisors (1210244431064).

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

1100222210020 is a wasteful number, since it uses less digits than its factorization.

1100222210020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55011110510 (or 55011110508 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 1100222210020 its reverse (200122220011), we get a palindrome (1300344430031).

Subtracting from 1100222210020 its reverse (200122220011), we obtain a palindrome (900099990009).

The spelling of 1100222210020 in words is "one trillion, one hundred billion, two hundred twenty-two million, two hundred ten thousand, twenty".