11021221100122 has 16 divisors (see below), whose sum is σ = 16547095798272. Its totient is φ = 5505523526160.

The previous prime is 11021221100081. The next prime is 11021221100137. The reversal of 11021221100122 is 22100112212011.

It is a junction number, because it is equal to n+sod(n) for n = 11021221100096 and 11021221100105.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21675747 + ... + 22178377.

It is an arithmetic number, because the mean of its divisors is an integer number (1034193487392).

Almost surely, 2^{11021221100122} is an apocalyptic number.

11021221100122 is a deficient number, since it is larger than the sum of its proper divisors (5525874698150).

11021221100122 is a wasteful number, since it uses less digits than its factorization.

11021221100122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 512733.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 11021221100122 its reverse (22100112212011), we get a palindrome (33121333312133).

The spelling of 11021221100122 in words is "eleven trillion, twenty-one billion, two hundred twenty-one million, one hundred thousand, one hundred twenty-two".