11021222101020 has 48 divisors (see below), whose sum is σ = 31094990011008. Its totient is φ = 2916557500480.

The previous prime is 11021222100997. The next prime is 11021222101031. The reversal of 11021222101020 is 2010122212011.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 701087694 + ... + 701103413.

It is an arithmetic number, because the mean of its divisors is an integer number (647812291896).

Almost surely, 2^{11021222101020} is an apocalyptic number.

11021222101020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11021222101020 is an abundant number, since it is smaller than the sum of its proper divisors (20073767909988).

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

11021222101020 is a wasteful number, since it uses less digits than its factorization.

11021222101020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1402191250 (or 1402191248 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 11021222101020 its reverse (2010122212011), we get a palindrome (13031344313031).

The spelling of 11021222101020 in words is "eleven trillion, twenty-one billion, two hundred twenty-two million, one hundred one thousand, twenty".