11021000000022 has 32 divisors (see below), whose sum is σ = 24491234655360. Its totient is φ = 3673648135080.

The previous prime is 11020999999973. The next prime is 11021000000027. The reversal of 11021000000022 is 22000000012011.

It is a super-5 number, since 5×11021000000022⁵ (a number of 66 digits) contains 55555 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 11020999999950 and 11021000000013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11021000000027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14091397 + ... + 14852927.

It is an arithmetic number, because the mean of its divisors is an integer number (765351082980).

Almost surely, 2^{11021000000022} is an apocalyptic number.

11021000000022 is an abundant number, since it is smaller than the sum of its proper divisors (13470234655338).

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

11021000000022 is a wasteful number, since it uses less digits than its factorization.

11021000000022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1029545 (or 1029539 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 11021000000022 its reverse (22000000012011), we get a palindrome (33021000012033).

The spelling of 11021000000022 in words is "eleven trillion, twenty-one billion, twenty-two", and thus it is an aban number and an uban number.