11220202203312 has 40 divisors (see below), whose sum is σ = 29011196123440. Its totient is φ = 3736754657280.

The previous prime is 11220202203307. The next prime is 11220202203341. The reversal of 11220202203312 is 21330220202211.

It is a super-3 number, since 3×11220202203312³ (a number of 40 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103468489 + ... + 103576872.

It is an arithmetic number, because the mean of its divisors is an integer number (725279903086).

Almost surely, 2^{11220202203312} is an apocalyptic number.

11220202203312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11220202203312 is an abundant number, since it is smaller than the sum of its proper divisors (17790993920128).

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

11220202203312 is a wasteful number, since it uses less digits than its factorization.

11220202203312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207046501 (or 207046495 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 11220202203312 its reverse (21330220202211), we get a palindrome (32550422405523).

The spelling of 11220202203312 in words is "eleven trillion, two hundred twenty billion, two hundred two million, two hundred three thousand, three hundred twelve".