11021011120220 has 12 divisors (see below), whose sum is σ = 23144123352504. Its totient is φ = 4408404448080.

The previous prime is 11021011120211. The next prime is 11021011120253. The reversal of 11021011120220 is 2202111012011.

It is a super-2 number, since 2×11021011120220² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11021011120195 and 11021011120204.

It is a congruent number.

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, 275525277986 + ... + 275525278025.

It is an arithmetic number, because the mean of its divisors is an integer number (1928676946042).

Almost surely, 2^{11021011120220} is an apocalyptic number.

11021011120220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11021011120220 is an abundant number, since it is smaller than the sum of its proper divisors (12123112232284).

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

11021011120220 is a wasteful number, since it uses less digits than its factorization.

11021011120220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 551050556020 (or 551050556018 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11021011120220 its reverse (2202111012011), we get a palindrome (13223122132231).

The spelling of 11021011120220 in words is "eleven trillion, twenty-one billion, eleven million, one hundred twenty thousand, two hundred twenty".