11331023202 has 64 divisors (see below), whose sum is σ = 26301600000. Its totient is φ = 3611309184.

The previous prime is 11331023159. The next prime is 11331023203. The reversal of 11331023202 is 20232013311.

11331023202 is a `hidden beast` number, since 11 + 331 + 0 + 2 + 320 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (11331023203) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 126174 + ... + 196422.

It is an arithmetic number, because the mean of its divisors is an integer number (410962500).

Almost surely, 2^11331023202 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11331023202, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13150800000).

11331023202 is an abundant number, since it is smaller than the sum of its proper divisors (14970576798).

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

11331023202 is a wasteful number, since it uses less digits than its factorization.

11331023202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70392 (or 70386 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 11331023202 its reverse (20232013311), we get a palindrome (31563036513).

The spelling of 11331023202 in words is "eleven billion, three hundred thirty-one million, twenty-three thousand, two hundred two".