11021200010220 has 96 divisors (see below), whose sum is σ = 32562881487360. Its totient is φ = 2779618040320.

The previous prime is 11021200010179. The next prime is 11021200010221. The reversal of 11021200010220 is 2201000212011.

It is a super-4 number, since 4×11021200010220⁴ (a number of 53 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 11021200010196 and 11021200010205.

It is not an unprimeable number, because it can be changed into a prime (11021200010221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 44744466 + ... + 44990105.

It is an arithmetic number, because the mean of its divisors is an integer number (339196682160).

Almost surely, 2^{11021200010220} is an apocalyptic number.

11021200010220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11021200010220 is an abundant number, since it is smaller than the sum of its proper divisors (21541681477140).

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

11021200010220 is a wasteful number, since it uses less digits than its factorization.

11021200010220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89734695 (or 89734693 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 11021200010220 its reverse (2201000212011), we get a palindrome (13222200222231).

The spelling of 11021200010220 in words is "eleven trillion, twenty-one billion, two hundred million, ten thousand, two hundred twenty".