11022222111020 has 24 divisors (see below), whose sum is σ = 23148788686800. Its totient is φ = 4408484605632.

The previous prime is 11022222111011. The next prime is 11022222111029. The reversal of 11022222111020 is 2011122222011.

It is an interprime number because it is at equal distance from previous prime (11022222111011) and next prime (11022222111029).

It is a self number, because there is not a number n which added to its sum of digits gives 11022222111020.

It is not an unprimeable number, because it can be changed into a prime (11022222111029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25041290 + ... + 25477649.

It is an arithmetic number, because the mean of its divisors is an integer number (964532861950).

Almost surely, 2^{11022222111020} is an apocalyptic number.

11022222111020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11022222111020 is an abundant number, since it is smaller than the sum of its proper divisors (12126566575780).

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

11022222111020 is a wasteful number, since it uses less digits than its factorization.

11022222111020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50529857 (or 50529855 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 11022222111020 its reverse (2011122222011), we get a palindrome (13033344333031).

The spelling of 11022222111020 in words is "eleven trillion, twenty-two billion, two hundred twenty-two million, one hundred eleven thousand, twenty".