11222011201020 has 24 divisors (see below), whose sum is σ = 31421631363024. Its totient is φ = 2992536320256.

The previous prime is 11222011200991. The next prime is 11222011201021. The reversal of 11222011201020 is 2010211022211.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11222011201021) 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, 93516759949 + ... + 93516760068.

It is an arithmetic number, because the mean of its divisors is an integer number (1309234640126).

Almost surely, 2^{11222011201020} is an apocalyptic number.

11222011201020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11222011201020 is an abundant number, since it is smaller than the sum of its proper divisors (20199620162004).

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

11222011201020 is a wasteful number, since it uses less digits than its factorization.

11222011201020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187033520029 (or 187033520027 counting only the distinct ones).

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

Adding to 11222011201020 its reverse (2010211022211), we get a palindrome (13232222223231).

The spelling of 11222011201020 in words is "eleven trillion, two hundred twenty-two billion, eleven million, two hundred one thousand, twenty".