2236121088 has 192 divisors, whose sum is σ = 6378390480. Its totient is φ = 696385536.

The previous prime is 2236121057. The next prime is 2236121089. The reversal of 2236121088 is 8801216322.

It is a tau number, because it is divible by the number of its divisors (192).

It is not an unprimeable number, because it can be changed into a prime (2236121089) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 52002795 + ... + 52002837.

Almost surely, 2^2236121088 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2236121088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3189195240).

2236121088 is an abundant number, since it is smaller than the sum of its proper divisors (4142269392).

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

2236121088 is an frugal number, since it uses more digits than its factorization.

2236121088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122 (or 71 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 33.

The square root of 2236121088 is about 47287.6420219913. The cubic root of 2236121088 is about 1307.6708389995.

The spelling of 2236121088 in words is "two billion, two hundred thirty-six million, one hundred twenty-one thousand, eighty-eight".